The Water Encyclopedia: Hydrologic Data and Internet Resources - Chapter 12 pot

The ADB is designed to make this process accurate, straightforward and user-friendly for participating States, territories, tribes and basin commissions.http://www.epa.gov/waters/adb/ BE

Agencies and Organizations

Pedro Fierro, Jr.

CONTENTS

Section 12A Federal Agencies 12-2 Section 12B State Water Agencies 12-50 Section 12C Water Resources Research 12-54 Section 12D Professional, Trade, and Environmental Groups 12-61

12-1

SECTION 12A FEDERAL AGENCIES

Table 12A.1 Federal Agencies Concerned with Water-Related Matters

Federal Citizen Information Center (http://www.firstgov.gov)

Phone: (800) 333-4636

Since 1970, the Federal Citizen Information Center (FCIC) has provided information related to government services Serves as the officialgateway to all government information

Bureau of Land Management (http://www.blm.gov)

Office of Public Affairs, 1849 C Street, Room 406-LS, Washington, DC 20240, Phone: (202) 452-5125

Bureau of Reclamation (http://www.usbr.gov)

Commissioner, Bureau of Reclamation, 1849 C Street NW, Washington DC 20240-0001, Phone: (202) 513-0501

Council on Environmental Quality (http://www.whitehouse.gov/ceq)

722 Jackson Place, N.W., Washington, DC 20503, Phone: (202) 395-5750

Extension Service, Department of Agriculture (reeusda.gov)

1400 Independence Ave., SW, Washington, DC 20250-0003, Phone: (202) 720-7441

Federal Emergency Management Agency (http://www.fema.gov)

500 C Street, SW, Washington, DC 20472, Phone: (202) 566-1600

Federal Highway Administration (FHWA) (http://www.fhwa.dot.gov)

Federal Highway Administration, 400 Seventh Street, SW, Washington, DC 20590, FHWA Personnel Locator (202) 366-0537

Forest Service, U.S Department of Agriculture (http://www.fs.fed.us/)

USDA Forest Service, 1400 Independence Ave., SW, Washington, DC 20250-0003, Phone: (202) 205-8333

Minerals Management Service (http://www.mms.gov)

Chief of Public Affairs, 1849 C Street, N W., Washington, DC 20240, Phone: (202) 208-3985

National Geodetic Survey (NGS) (http://www.ngs.noaa.gov)

NGS Information Services, NOAA, N/NGS12, National Geodetic Survey, SSMC-3, #9202, 1315 East-West Highway, Silver Spring,

MD 20910-3282, Phone: (301) 713-3242, Fax: (301) 713-4172

National Marine Fisheries Service (http://www.nmfs.noaa.gov)

NOAA Fisheries, 1315 East West Highway, SSMC3, Silver Spring, MD 20910, Phone: (301) 713-2239

National Oceanic and Atmospheric Administration (NOAA) (http://www.noaa.gov)

14th Street & Constitution Avenue, NW, Room 6217, Washington, DC 20230, Phone: (202) 482-6090

National Park Service (http://www.nps.gov)

1849 C Street NW, Washington, DC 20240, Phone: (202) 208-6843

Natural Resources Conservation Service (NRCS) (http://www.nrcs.usda.gov)

National Headquarters, Postal Mail, Natural Resources Conservation Service, Attn: Conservation Communications Staff, P.O Box 2890,Washington, DC 20013

Street Address

Natural Resources Conservation Service, 14th and Independence Avenue, SW, Washington, DC 20250

National Science Foundation (http://www.nsf.gov)

4201 Wilson Boulevard, Arlington, VA 22230, Phone: (703) 292-5111

National Sea Grant College Program (http://www.nsgo.seagrant.org)

NOAA/Sea Grant, R/SG, 1315 East-West Highway, SSMC-3, Eleventh Floor, Silver Spring, MD 20910, Phone: (301) 713-2448National Weather Service (http://www.nws.noaa.gov)

1325 East West Highway, Silver Spring, MD 20910, Phone: (301) 713-4000

National Wetlands Inventory (enterprise.nwi.fws.gov)

National Wetlands Inventory Center, 9720 Executive Center Drive North, Monroe Building, Suite 101, Saint Petersburg, FL 33702,Phone: (727) 570-5400

Ocean Pollution Data and Information Network (http://www.nodc.noaa.gov)

NOAA/NESDIS E/OC, SSMC3, 4th Floor, 1315 East-West Highway, Silver Spring, MD 20910-3282, Phone: (301) 713-3277

(Continued)

Table 12A.1 (Continued)

Office of Ocean and Coastal Resource Management (http://www.ocrm.nos.noaa.gov)

N/ORM 10th Floor SSMC4, 1305 East-West Highway, Silver Spring, MD 20910, Phone: (301) 713-3155

Office of Surface Mining (http://www.osmre.gov)

1951 Constitution Ave N.W., Washington, DC 20240, Phone: (202) 208-2719

Saint Lawrence Seaway Development Corporation (http://www.seaway.dot.gov)

400 7th Street, S.W., Room 5424, Washington, DC 20590, Phone: (202) 366-0091

Soil Conservation Service (http://www.nrcs.usda.gov)

14th and Independence Ave, SW, Room 5006-S, Washington, DC 20250, Phone: (202) 720-4630

Tennessee Valley Authority (http://www.tva.gov)

400 W Summit Hill Dr., Knoxville, TN 37902-1499, Phone: (865) 632-2101

UNIDATA Integrated Earth Information Server (atm.geo.nsf.gov)

UCAR Office of Programs, Unidata Program Center, P.O Box 3000, Boulder, CO 80307-3000, Phone: (303) 497-8643

U.S Army Corps of Engineers (USACE) (see separate listing)

U.S Bureau of Land Management (USBLM) (http://www.blm.gov)

Bureau of Land Management - Eastern States, State Director’s Office; Mail Stop ES-910, 7450 Boston Boulevard, Springfield,

VA 22153-3121, Phone: (703) 440-1703, Fax: (703) 440-1701

U.S Bureau of Reclamation (USBR) (http://www.usbr.gov)

Trudy Harlow, Chief, Public Affairs, Bureau of Reclamation, 1849 C Street NW, Washington DC 20240-0001, Phone: (202) 513-0575U.S Coast Guard (http://www.uscg.mil)

Commandant, U.S Coast Guard, 2100 Second Street, SW, Washington, DC 20593, Phone: (202) 267-1587

U.S Department of Agriculture — (http:www.ks.nrcs.usda.gov/)

Natural Resources Conservation Service, USDA, NRCS, 760 South Broadway, Salina, KS 67401, Phone: (785) 823-4500,

Fax: (785) 823-4540

U.S Department of Energy (http://www.energy.gov)

1000 Independence Ave., SW, Washington, DC 20585, Phone: (800) 342-5363

U.S Department of the Interior (USDOI) (http://www.doi.gov)

Department of the Interior, 1849 C Street, N.W., Washington, DC 20240, Phone: Phone: (202) 208-3100

U.S Environmental Protection Agency (see separate listing)

U.S Fish and Wildlife Service (http://www.fws.gov)

1849 C Street N.W., Number 3256, Washington, DC 20240, (202) 208-4717

U.S Geological Survey Water Resources Information (see separate listing)

U.S Nuclear Regulatory Agency (USNRC) (http:www.nrc.gov)

U.S Nuclear Regulatory Commission, Office of Public Affairs (OPA), Washington, DC 20555, Toll-free: (800) 368-5642,

Local: (301) 415-8200

U.S Office of Surface Mining (USOSM) (http://www.osmre.gov)

Office of Surface Mining, 1951 Constitution Ave N.W., Washington, DC 20240, Phone: (202) 208-2719

Source: Fromwww.epa.gov

Table 12A.2 U.S Army Corps of Engineers

The U.S Army Corps of Engineers is the Federal government’s largest water resources development and management agency The Corpsbegan its water resources (Civil Works) program in 1824 when Congress for the first time appropriated money for improving navigation.Since then, the Corps has been involved in improving river navigation and harbors, reducing flood damage and controlling beach erosion Atprojects designed for these missions, the Corps also generates hydropower; supplies water for cities, industry and agriculture; andmanages a recreation and natural resources program The Corps also has a legal mandate to regulate development by others in theNation’s waterways and wet lands, and at sea and lakeshores

The Civil Works Program is serviced by 40 district offices, along with the divisions that supervise the districts, and the WashingtonHeadquarters (202-761-1878)

Headquarters U.S Army Corps of

U.S Army Engineer District, New OrleansP.O Box 60267, [7400 Leake Ave.]New Orleans, LA 70160-0267 [70118 ],Phone: (504) 862-2204, Fax: (504)862-1259

U.S Army Engr Div., Great Lakes & Ohio

River, Great Lakes Regional HQ

U.S Army Engineer District, Rock Island(ncr.usace.army.mil)

Clock Tower Bldg., P.O Box 2004, RockIsland, IL 61204-2004, Phone: (309) 794-

Nashville, TN 37202-1070 [37203-3863 ],Phone: (615) 736-5626

U.S Army Engineer District, Buffalo

PA 15222-4186, Phone: (412) 395-7103Fax: (412) 644-4093

U.S Army Engineer District, St Paul

190 Fifth St East, St Paul, MN

55101-1638, Phone: (651) 290-5300, Fax: (651)290-5478

U.S Army Engineer District, Chicago

Fax (601) 634-5666

U.S Army Engineer District, Vicksburg

4155 Clay St., Vicksburg, MS

39183-3435, Phone: (601) 631-5010Fax: (601) 631-5296

U.S Army Engineer District, Detroit

U.S Army Engineer Division, North Atlantic(http://www.usace.mil/cenad.html)

302 General Lee Ave., Fort Hamilton, NY11252-6700, Phone: (718) 765-7000

U.S Army Engineer District, Europe

USAEDE, CMR 410, Box 1, APO AE

09096, [Konrad Adenauer Ring 31, Box 1

65187 Wiesbaden, Germany ], Phone:

U.S Army Engineer District, BaltimoreP.O Box 1715, [10 S Howard St Rm

11000 ], Baltimore, MD 21201-1715[21201 ], Phone: (410) 962-4545, Fax:(410) 962-7516

U.S Army Engineer District,

U.S Army Engineer District, JapanUSAED-J, APO AP 96343-0061, [Bg

250, Camp Zama, Zama-shi, ken 228, Japan ], Phone: 011-81-311-763-3025 (DSN 315-263-3025), Fax:011-81-311-763-4887

Kanagawa-(Continued)

Table 12A.2 (Continued)

U.S Army Engineer District, New York

26 Federal Plaza, New York, NY

U.S Army Engineer District, Norfolk

VA 23510-1096, Phone: (757) 441-7601,

Fax: (757) 441-7115

201 N Third Avenue, Walla Walla, WA99362-1876, Phone: (509) 527-7700,Fax: (509) 527-7804

Charleston, SC 29402-0919, Phone:(843) 329-8000

U.S Army Engineer District, Philadelphia

P.O Box 4970, [400 West Bay St.],Jacksonville, FL 32232-0019 [33202 ],Phone: (904) 232-2241, Fax: (904) 232-1213

U.S Army Engineer Division, Northwestern

Missouri River Regional HQ, 12565 West

Center Rd., Omaha, NE 68144, Phone:

North Pacific Regional HQ

P.O Box 2870, [220 N.W Eighth Ave.],

U.S Army Engineer District, Savannah(http://mac.sas.usace.army.mil)P.O Box 889, [100 W Oglethorpe Ave.],Savannah, GA 31402-0889 [31401-

3640 ], Phone: (912) 652-5226, Fax:(912) 652-5222

U.S Army Engineer District, Kansas City U.S Army Engineer District, Honolulu U.S Army Engineer District, Wilmington(mrk-wc.usace.army.mil)

700 Federal Building, 601 E 12th Street,

Kansas City, MO 64106-2896, Phone:

(816) 983-3206

Building 230, Fort Shafter, HI

96858-5440, Phone: (808) 438-1069, Fax: (808)438-8351

P.O Box 1890, [69 Darlington Ave.],Wilmington, NC 28402-1890 [28403 ],Phone: (910) 251-4501, Fax: (910) 251-4185

U.S Army Engineer District, Albuquerque

(swa-wc.usace.army.mil)

4101 Jefferson Plaza, NE, Albuquerque,

NM 87109-3435, Phone: (505) 342-3432,

Fax: (505) 342-3199

U.S Army Engineer District, Tulsa

1645 S 101-East Avenue, Tulsa, OK74128-4609, Phone: (918) 669-7201,Fax: (918) 669-7207

U.S Army Engineer Division, South Pacific(usace.mil/cespd.html)

333 Market Street, Suite 1101, SanFrancisco, CA 94105-2195, Phone: (415)977-8001, Fax: (415) 977-8316

U.S Army Engineer District, Los

Angeles P.O Box 532711, [911

Wilshire Blvd.], Los Angeles, CA

90053-2325 [90017 ], Phone: (213) 452-3967,

Fax: (213) 452-4214

U.S Army Engr Support Center, Huntsville(http://www.hnd.usace.army.mil)P.O Box 1600 [4820 University Square],Huntsville, AL 35807-4301 [35816-

1822 ], Phone: (205) 895-1300, Fax:

(205) 895-1910

U.S Army Corps of Engrs Finance Center

5720 Integrity Drive, Millington, TN38054-5005, Phone: (901) 874-8410,Fax: (901) 874-8622

U.S Army HumphreysU.S Army Engineer District, Sacramento

(540) 665-4023

Engr Ctr Spt Activity, 7701 TelegraphRd., Alexandria, VA 22310-3860, Phone:(703) 428-6169, Fax: (703) 428-6188

(Continued)

Table 12A.2 (Continued)

U.S Army Engineer District, San Francisco

333 Market Street, Rm 923, San

P.O Box 17300 [819 Taylor St., Rm

3A24 ], Fort Worth, TX 76102-0300,

U.S Army Engineer District, Little Rock

P.O Box 867 [700 W Capitol St.], Little

Rock, AR 72203-0867 [72201 ], Phone:

(501) 324-5531, Fax: (501) 324-6968

LaboratoriesU.S Army Engineer Research &

Development Center, 3903 Halls FerryRoad, Vicksburg, MS 39180-6199,Phone: (601) 634-2513, Fax: (601)634-2388

U.S Army, Cold RegionsResearch & Eng Lab, 72 Lyme Rd.,Hanover, NH 03755-1290, Phone: (603)646-4200, Fax: (603) 646-4448U.S.Army, Construction

Engr’g Research Lab., P.O Box 9005,[2902 Newmark Dr.], Champaign, IL61826-9005 [61821-1076 ], Phone: (217)373-7203, Fax: (217) 373-6776U.S Army, Topographic EngineeringCenter

7701 Telegraph Rd., Bldg 2592, Rm

L-1A, Alexandria, VA 22315-3864,Phone: (703) 428-6602, Fax: (703) 428-8154

USACEInstallation Support Center, 7701Telegraph Rd., Alexandria, VA 22315-

3862, Phone: (703) 428-6933, Fax (703)428-2805

U.S ArmyInstitute for Water Resources, CaseyBldg., 7701 Telegraph Rd., Alexandria,

VA 22315-3868, Phone: (703) 428-8250,Fax: (703) 428-8171

U.S ArmyMarine Design Center, WannamakerBldg Rm 630 South, 100 Penn SquareEast, Philadelphia, PA 19107-3390,Phone: (215) 656-6850, Fax: (215) 656-6868

249th Engineer Battalion, (Prime Power),Fort Belvoir, VA 22050, Phone: (703)805-2656

Source: Fromwww.usace.army.mil

AdministratorDeputy AdministratorHome Page | Org Chart

Assistant Administratorfor Administration andResources ManagementHome Page | Org Chart

Assistant Administratorfor Solid Waste and Emergency ResponseHome Page | Org Chart

Assistant Administratorfor WaterHome Page | Org Chart

Region 1BostonHome PageOrg Chart

Region 2New YorkHome PageOrg Chart

Region 3PhiladelphiaHome PageOrg Chart

Region 5ChicagoHome PageOrg Chart

Region 4AtlantaHome PageOrg Chart

Region 6DallasHome PageOrg Chart

Region 7Kansas CityHome PageOrg Chart

Region 8DenverHome PageOrg Chart

Region 10SeattleHome PageOrg Chart

Region 9San FranciscoHome PageOrg Chart

Assistant Administratorfor Research andDevelopmentHome Page | Org Chart

Office of the ChiefFinancial OfficerHome Page | Org Chart

Office of GeneralCounselHome Page | Org Chart

Office of InspectorGeneralHome Page | Org Chart

Assistant Administratorfor International AffairsHome Page | Org Chart

Assistant Administratorfor EnvironmentalInformationHome Page | Org Chart

Assistant Administratorfor Prevention, Pesticidesand Toxic SubstancesHome Page | Org Chart

Assistant Administratorfor Air and RadiationHome Page | Org Chart

Assistant Administratorfor Enforcement andCompliance AssuranceHome Page | Org Chart

Figure 12A.1 Organization of the U.S Environmental Protection Agency (www.epa.gov)

Table 12A.3 Organization of the U.S Environmental Protection Agency Home Page

AddressesAdministrator

Deputy Administratorhttp://www.epa.gov/adminweb/

Assistant Administrator for Administration and Resource Managementhttp://www.epa.gov/oarmweb1/index.htm

Assistant Administrator for Air and Radiationhttp://www.epa.gov/oar/

Assistant Administrator for Enforcement and Compliance Assurancehttp://www.epa.gov/compliance/

Office of the Chief Financial Officerhttp://www.epa.gov/ocfopage/

Office of General Counselhttp://www.epa.gov/ogc/

Office of Inspector Generalhttp://www.epa.gov/oigearth/

Assistant Administrator for International Affairshttp://www.epa.gov/oia/

Assistant Administrator for Environmental Informationhttp://www.epa.gov/oei/

Assistant Administrator for Prevention, Pesticides, and Toxic Substanceshttp://www.epa.gov/oppts/

Assistant Administrator for Research and Developmenthttp://www.epa.gov/ORD/

Assistant Administrator for Solid Waste and Emergency Responsehttp://www.epa.gov/swerrims/

Assistant Administrator for Waterhttp://www.epa.gov/OW/

Region 1 — Bostonhttp://www.epa.gov/region1/

Region 2 — New Yorkhttp://www.epa.gov/region2/

Region 3 — Philadelphiahttp://www.epa.gov/region03/index.htmRegion 4 — Atlanta

http://www.epa.gov/region4/

Region 5 — Chicagohttp://www.epa.gov/region5/

Region 6 — Dallashttp://www.epa.gov/region6/

Region 7 — Kansas Cityhttp://www.epa.gov/region7/

Region 8 — Denverhttp://www.epa.gov/region7/

Region 9 — San Franciscohttp://www.epa.gov/region9/

Region 10 — Seattlehttp://www.epa.gov/region10/

Source: Fromwww.epa.gov

SC

NCTN

KY

OH

NHVT

NYPA

VAWV

MIWI

IAMN

MSLA

AROK

KSCO

UT

Figure 12A.2 States covered by U.S Environmental Protection Agency regional offices (www.epa.gov)

Table 12A.4 Environmental Protection Agency Headquarters, Regional Offices, and Laboratories

EPA HeadquartersStandard Mailing Address

Environmental Protection Agency, Ariel Rios Building,

1200 Pennsylvania Avenue, N.W., Washington, DC 20460,

Phone: (202) 272-0167

Overnight Package Delivery Mailing Addresses

Environmental Protection Agency, Ariel Rios Building,

1200 Pennsylvania Avenue N.W., Washington, DC 20004

Environmental Protection Agency, EPA East Building,

1201 Constitution Avenue N.W., Washington, DC 20004Environmental Protection Agency, EPA West Building,

1301 Constitution Avenue N.W., Washington, DC 20004

Environmental Protection Agency, Ronald Reagan Building, 1300Pennsylvania Avenue N.W., Washington, DC 20004

EPA Regional OfficesRegion 1 (CT, MA, ME, NH, RI, VT) Region 6 (AR, LA, NM, OK, TX)

Environmental Protection Agency, 1 Congress St Suite 1100,

Environmental Protection Agency, 290 Broadway, New York,

NY 10007-1866,http://www.epa.gov/region02/, Phone: (212)

637-3000, Fax: (212) 637-3526

Environmental Protection Agency, 901 North 5th Street, KansasCity, KS 66101,http://www.epa.gov/region07/, Phone: (913)551-7003, Toll free: (800) 223-0425

Region 3 (DC, DE, MD, PA, VA, WV) Region 8 (CO, MT, ND, SD, UT, WY)

Environmental Protection Agency, 1650 Arch Street, Philadelphia,

Region 4 (AL, FL, GA, KY, MS, NC, SC, TN) Region 9 (AZ, CA, HI, NV)

Environmental Protection Agency, Atlanta Federal Center,

61 Forsyth Street, SW, Atlanta, GA 30303-3104,http://www

epa.gov/region04/, Phone: (404) 562-9900, Fax: (404)

562-8174, Toll free: (800) 241-1754

Environmental Protection Agency, 75 Hawthorne Street, SanFrancisco, CA 94105,http://www.epa.gov/region09/, Phone:(415) 947-8000, (866) EPA-WEST (toll free in Region 9), Fax:(415) 947-3553, Email:r9.info@epa.gov

Region 5 (IL, IN, MI, MN, OH, WI) Region 10 (AK, ID, OR, WA)

Environmental Protection Agency, 77 West Jackson Boulevard,

Chicago, IL 60604-3507,http://www.epa.gov/region5/, Phone:

(312) 353-2000, Fax: (312) 353-4135, Toll free within Region 5:

(800) 621-8431

Environmental Protection Agency, 1200 Sixth Avenue, Seattle,

WA 98101, http:www.epa.gov/region10/, Phone: (206)553-1200, Fax: (206) 553-0149, Toll free: (800) 424-4372

Other LocationsU.S EPA, 26 Martin Luther King Drive, Cincinnati, OH 45268 U.S EPA, Research Triangle Park, NC 27711,

http://www.epa.gov/rtp/

Satellite Locations and LaboratoriesU.S EPA National Air and Radiation Environmental Laboratory

(NAREL), 540 South Morris Avenue, Montgomery, AL

36115-2601,http://www.epa.gov/narel/, Phone: (334) 270-3400, Fax:

(334) 270-3454

U.S EPA National Health and Environmental Effects ResearchLaboratory (NHEERL), Mid-Continent Ecology Division, 6201Congden Boulevard, Duluth, MN 55804,http://www.epa.gov/med/, Fax: (218) 720-5703

U.S EPA National Enforcement Investigations Center Laboratory,

Box 25277, Bldg 53, Denver Federal Center, Denver, CO

80225,http://www.epa.gov/compliance/criminal/forensics/

laboratory/index.html, Phone: (303) 236-5132

U.S EPA National Health and Environmental Effects ResearchLaboratory (NHEERL), Western Ecology Division, 200 SW 35thStreet, Corvallis, OR 97333,http://www.epa.gov/wed/, Phone:(541) 754-4600, Fax: (541) 754-4799

U.S EPA National Exposure Research Laboratory (NERL), Mail

Code: D305-01, Research Triangle Park, NC 27711,http://

www.epa.gov/nerl/, Phone: (919) 541-2106, Fax: (919)

541-0445

National Risk Management Research Laboratory, 26 MartinLuther King Drive, Cincinnati, Ohio 45268,http://www.epa.gov/ordntrnt/ORD/NRMRL/, Fax: (513) 569-7680

(Continued)

Table 12A.5 EPA Libraries and Information Centers

The U.S Environmental Protection Agency {EPA) is comprised of a Headquarters Office in Washington, DC, 10 Regional offices, and 13specialized, scientific laboratories located throughout the country There are 28 EPA network libraries located in Headquarters and allRegional offices and laboratories to support this organizational structure

The libraries contain a combined collection of over 122,422 books, 5,414 journals, 377,217 hard copy reports, 3,075,443 documents onmicrofilm and microfiche, 9,000 journal article reprints and 2,000 maps Most of the EPA library network’s holdings are cataloged on OCLC,

a national cataloging system

(Continued)Headquarters Library — Washington, D.C

Lucy Park, Library Manager, ASRC Aerospace Corp., contractor

to U.S EPA, 1200 Pennsylvania Ave, NW (3404T),

Washington, DC 20460, Phone:(202) 566-0556,

http://www.epa.gov/natlibra/hqirc/

U.S EPA Office of Congressional & Intergovernmental

Relations

ATTN: Craig Freer, 1200 Pennsylvania Avenue, NW, Mail Code

1301A, Washington, D.C 20460, Phone: (202) 564-5200,

Fax: (202) 501-1519,http://www.epa.gov/ocirpage/leglibrary/

index.htm

Office of General Counsel Law Library

U.S Environmental Protection Agency, Office of General Counsel

Law Library, 1200 Pennsylvania Ave., N.W, Ariel Rios North

Building, Room 1315, Washington, D.C 20460, Phone: (202)

564-3971,http://www.epa.gov/natlibra/libraries/law.htm

Prevention, Pesticides & Toxic Substances (OPPTS)

Chemical Library

EPA Headquarters, 1301 Constitution Avenue NW, 3231 EPA

West, Washington, D.C 20004, Phone: (202) 566-0800,http://

www.epa.gov/opptintr/library/

Water Resource Center (RC-4100) (Mailing Address),

U.S Environmental Protection Agency, 1200 Pennsylvania

Avenue NW, Washington, D.C 20460, Phone: (202) 566-1729,

Phone: (800) 832-7828 (Wetlands Helpline),http://www.epa

EPA — RTP LibraryU.S Environmental Protection Agency, 109 TW Alexander Drive,Durham, NC 27709, Phone: (919) 541-7645,http://www.epa.gov/rtp/library/index.htm

EPA Region 1 Library, Boston

1 Congress St, Suite 1100, Boston, MA 02114-2023, Phone: (617)918-1990, Fax: (617) 918-1992http://www.epa.gov/region01/oarm/index.html

EPA Region 1 RCRA Research Library, Boston

1 Congress St, Suite 1100, Boston, MA 02114-2023, Phone: (617)918-1990, Fax: (617) 918-1992http://www.epa.gov/region01/oarm/index.html

EPA Region 2 Library, New York Cityhttp://www.epa.gov/Region2/library/

MAIN REGIONAL OFFICE

290 Broadway, New York, NY 10007-1866, Phone: (212) 5000

637-(Continued)

Table 12A.4 (Continued)

U.S EPA National Exposure Research Laboratory (NERL),

Ecosystems Research Division, 960 College Station Road,

U.S EPA National Exposure Research Laboratory (NERL),

Environmental Sciences Division, P.O Box 93478, Las Vegas,

NV 89193-3478,http://www.epa.gov/nerlesd1/, Phone: (702)

798-2100, Fax: (702) 798-2637

National Risk Management Research Laboratory (NRMRL),Water Supply and Resources Division, Urban WatershedManagement Branch, 2890 Woodbridge Avenue (MS-104),Edison, NJ 08837,http://www.epa.gov/ednnrmrl/

U.S EPA National Health and Environmental Effects Research

Laboratory (NHEERL), Mail Code: B305-01, Research Triangle

Park, NC 27711,http://www.epa.gov/nheerl/, Phone: (919)

541-2281, Fax: (919) 541-4324

National Risk Management Research Laboratory (NRMRL), AirPollution Prevention and Control Division, Mail Code E343-04,Research Triangle Park, NC 27711,http://www.epa.gov/appcdwww/, Phone: (919) 541-2821, Fax: (919) 541-5227U.S EPA National Health and Environmental Effects Research

Laboratory (NHEERL), Atlantic Ecology Division, 27 Tarzwell

Drive, Narragansett, RI 02882,http://www.epa.gov/aed/,

Phone: (401) 782-3001, Fax: (401) 782-3030

U.S EPA National Vehicle and Fuel Emissions Laboratory(NVFEL), 2000 Traverwood Drive, Ann Arbor, MI 48105,http://www.epa.gov/otaq/01-nvfel.htm, Phone: (734) 214-4200

U.S EPA National Health and Environmental Effects Research

Laboratory (NHEERL) Gulf Ecology Division, Sabine Island

Drive, Gulf Breeze, FL 32561,http://www.epa.gov/ged/, Phone:

(850) 934-9200, Fax: (850) 934-9201

U.S EPA Radiation and Indoor Environments NationalLaboratory, P.O Box 98517, Las Vegas, NV 89193-8517,http://www.epa.gov/radiation/rienl/, Phone: (702) 798-2476

Source: Fromwww.epa.gov

Centro Europa Building, 1492 Ponce Deleon Avenue, Suite 417,

San Juan, PR 00907-4127, Phone: (787) 977-5870, Fax: (787)

729-7747

VIRGIN ISLANDS FIELD OFFICE

Tunick Building, Suite 102, 1336 Beltjen Road, St Thomas, VI

00801, Phone: (340) 714-2333, Fax: (340) 714-2332

HUDSON RIVER FIELD OFFICE

421 Lower Main Street, Hudson Falls, NY 12839, Phone: (518)

747-4389, Fax: (518) 747-8149

NIAGARA FALLS PUBLIC INFORMATION CENTER

345 Third Street, Suite 530, Niagara Falls, NY 14303, Phone:

(716) 285-8842, Fax: (716) 285-8788

Region 3 Regional Center for Environmental Information,

Philadelphia

US Environmental Protection Agency, Regional Center for

Environmental Information, Second Floor (3PM52), 1650 Arch

Street, Philadelphia, PA 19103, Phone: (215) 814-5254, Fax:

(215) 814-5253, epa.gov/reg3rcei/contacts2.htm

Region 4 Library, Atlanta

United States Environmental Protection Agency, Region 4, Sam

Nunn Atlanta Federal Center, 61 Forsyth Street, SW, Atlanta,

GA 30303-3104, Phone: (404) 562-9900, Fax: (404) 562-8174,

epa.gov/region4/library/index.htm

Region 5 Library, Chicago

77 W Jackson Blvd., Chicago, IL 60604, 12th floor, Phone: (312)

353-2022, Fax: (312) 353-2001, epa.gov/region5/library/

Region 6 Library, Dallas

EPA Region 6 Main Office, 1445 Ross Avenue (maps), Suite

Border Liaison Office

4050 Rio Bravo, Suite 100, El Paso, TX 79902, Phone: (915)

533-7273, Fax: (915) 533-2327

Brownsville Border Outreach Office

3505 Boca Chica, Suite 302, Brownsville, TX 78521, Phone: (956)

548-0898

Underground Injection Control

Pawhuska Section, Osage Nations Federal Programs, 627

Grandview Ave., Pawhuska, OK 74056, Phone: (918)

287-4041, Fax: (918) 287-2322

Water Quality Field Office

707 Florida Street, Room B21, Baton Rouge, LA 70801,

Phone: (225) 389-0735, Fax: (225) 389-0704

Region 7 Information Resource Center, Kansas City

U.S EPA Region 7, 901 N 5th Street, Kansas City, KS 66101,

Phone: (913) 551-7241, Fax (913) 551-8762,

r7-library@epa.gov

Region 8 Environmental Information Service Center, DenverU.S EPA Region 8 Environmental Information Svc Ctr., 999 18thStreet, Suite 300 OC-L, Denver, CO 80202-2466, Phone: (800)227-8917, Phone: (303) 312-6312,r8eisc@epa.gov

U.S EPA Region 8 Technical Library

999 18th Street, Suite 300 OC-L, Denver, CO 80202-2466,Phone: (303) 312-6312 or Phone: (800)227-8917 in Region 8states, Fax: (303) 312-7061,library-reg8@epa.gov

U.S EPA Region 9

75 Hawthorne Street, San Francisco, CA 94105, Phone: (866)EPA-WEST, Phone: (415) 947-8000,http://www.epa.gov/region09/visitor.html

U.S EPA Region 10

1200 Sixth Avenue, Seattle, WA 98101, Phone: (800) 424-4EPA,Fax: (206) 553-6346,library-reg10@epa.gov

Laboratory LibrariesAndrew W Breidenbach Environmental ResearchCenter

U.S Environmental Protection Agency, 26 W Martin Luther KingDr., Cincinnati, OH 45268, Phone: (513) 569-7703, Fax: (513)569-7709,http://www.epa.gov/oarmcinc/library.htm

U.S Environmental Protection Agency, EnvironmentalScience Center Library

701 Mapes Road, Fort Meade, MD 20755-5350, Phone: (410)305-2603, Fax: (410) 305-3099,http://www.epa.gov/region3/esc/library/

NERL — Atmospheric Sciences Modeling DivisionLibrary

MD-267-02, Environmental Protection Agency, 109 T.W.Alexander Drive, Research Triangle Park, NC 27711,Phone: (919) 541-4536, Fax: (919) 541-1379, epa.gov/asmdnerl/library/general.htm

NERL — Environmental Sciences Division TechnicalResearch Center

U.S Environmental Protection Agency, National EnvironmentalResearch Laboratory, Environmental Sciences Division, 944East Harmon, Las Vegas, NV 89119, Phone: (702) 798-2100,Fax: (702) 798-8147,epa.gov/nerlesd1/trc/home6.htmNERL — Ecosystem Research Division LibraryNERL/ERD Library

U.S EPA, 960 College Station Road, Athens, GA 30605-2700,Phone: (706) 355-8011, Fax: (706) 355-8440,http://www.epa.gov/natlibra/libraries/athens.htm

NHEERL — Atlantic Ecology Division Library, U.S EPA AED

— NHEERL Library

27 Tarzwell Drive, Narragansett, RI 02882, Phone: (401)782-3025, Fax: (401) 782-3025,http://www.epa.gov/natlibra/libraries/aed.htm

NHEERL — Gulf Ecology Division Library

1 Sabine Island Drive, Gulf Breeze, FL 32561; Phone: (850)934-9208, Fax (850) 934-2406,http://www.epa.gov/ged/overview_dw.htm

NHEERL — Midcontinent Ecology Division LibraryU.S EPA — Mid-Continent Ecology Division—Duluth, 6201Congdon Boulevard, Duluth, MN 55804-2595, Phone: (218)529-5000, Fax: (218) 529-5003, epa.gov/med/facilities/scientific_library.htm

NHEERL — Western Ecology Division Library

U.S Environmental Protection Agency, NHEERL WED Library,

200 SW 35th Street, Corvallis, OR 97333, Phone: (541)

754-4731, Fax: (541) 754-4799,http://www.epa.gov/natlibra/

libraries/wed.htm

NRMRL — Groundwater and Ecosystems Restoration

Division Library

919 Kerr Research Drive, P.O Box 1198, Ada, OK 74821-1198,

Phone: (580) 436-8505, Fax: (580) 436-8503,http://www.epa

Environmental Financing Information NetworkU.S Environmental Protection Agency, Office of the Comptroller,Environmental Finance Program (Mail Code) 2731R, Ariel RiosBuilding 1200 Pennsylvania Ave., NW, Washington, D.C

20460, Phone: (202) 564-4994, Fax: (202) 565-2587,http://www.epa.gov/efinpage/efp.htm

National Enforcement Investigations, Center EnvironmentalForensics, Library

U.S EPA NEIC Library, P.O Box 25277, Bldg 53, DenverFederal Center, Denver, CO 80225, Phone: (303) 236-6136,Fax: (303) 236-3218 epa.gov/compliance/criminal/forensics/neiclibrary/index.html

Source: Fromwww.epa.gov

Table 12A.6 Databases Used by EPA Libraries

Accidental Release Information Program (ARIP)

The Accidental Release Information Program (ARIP) database (July, 1999) is contained in a zip file (around 1 MB) that contains the ARIPdatabase file (DBF format) and supporting documentation.http://yosemite.epa.gov/oswer/ceppoweb.nsf/content/ds-epds.htm#aripAcid Rain Program

Acid Rain Program quarterly reports use Electronic Data Reporting (EDR) format version 2.1 and are due 30 days following every calendarquarter.http://www.epa.gov/airmarkets/reporting/#arp

Agricultural Pollution Prevention

Shows how farmers can save money and reduce pollution by sensible use of fertilizers, pesticides and herbicides agpp.html

http://www.epa.gov/seahome/agpp.html

Air CHIEF CD-ROM, Version 11 April 2004 — Released June 2004

The U S Environmental Protection Agency is working to provide current emissions data to federal, state, and local regulatory agencies,businesses, and the general public The Air Clearing House For Inventories And Emission Factors (Air CHIEF) gives the public andprivate sector user’s access to air emission data specific to estimating the types and quantities of pollutants that may be emitted from awide variety of sources Updated annually, Air CHIEF offers thousands of pages contained in some of EPA’s most widely used andrequested documents Included are the U.S EPA Emission Inventory Group’s most popular emission estimation tools

http://www.epa.gov/ttn/chief/software/airchief/index.html

Air Facility System (AFS)

The Air Facility System (AFS) contains compliance and permit data for stationary sources regulated by the U.S EPA and state and local airpollution agencies.http://www.epa.gov/Compliance/planning/data/air/afssystem.html

Air Quality Index

The Air Quality Index (AQI) is an index for reporting daily air quality It tells you how clean or polluted your outdoor air is, and what associatedhealth effects might be a concern for you.http://www.epa.gov/airnow/background.html

AQS Web Home

AQS has been migrated and deployed on the Web to eliminate the installation and updates of the AQS software on users’ machines and toeliminate the need for the SecuRemote software epa.gov/ttn/airs/airsaqs/aqsweb/aqswebhome.html

AirData

The site gives you access to air pollution data for the entire United States AirData produces reports and maps of air pollution data based oncriteria that you specify.http://www.epa.gov/air/data/index.html

AIRS Executive Software

A personal computer software and database that contains air pollution data extracted from the AIRS database The Windows interfacemakes it easy to generate many different reports, charts, and maps AIRS Executive for Windows provides ambient air quality data frommonitoring sites across the U.S.A., and pollutant emissions estimates for stationary sources regulated by the EPA AIRS Executive forWindows also includes ambient air quality data from about 50 nations that voluntarily provided data in the early 1990s to the GEMS/AIRProgramme sponsored by the United Nations World Health Organization.http://www.epa.gov/airs/aexec.html

Alternatives for Unsewered Communities

This program is an extensive guide to the facilities planning process for small communities Topics covered include needs documentation,development of alternative solutions and selection of the best response, as well as treatment management and implementation Animproved and expanded section on sludge is included as well.http://www.epa.gov/seahome/unsewer.html

Applicability Determination Index

EPA is committed to helping entities comply with regulatory requirements and improve environmental performance through complianceassistance (CA) Compliance assistance is defined by EPA to include activities, tools or technical assistance which provide clear andconsistent information for helping the regulated community understand and meet its obligations under environmental laws andregulations.http://cfpub.epa.gov/adi/

AQUATOX Model

AQUATOX is a simulation model for aquatic systems that predicts the fate of various pollutants, such as nutrients and organic chemicals,and their effects on the ecosystem, including fish, invertebrates, and aquatic plants AQUATOX is a valuable tool for ecologists,biologists, water quality modelers, and anyone involved in the performing ecological risk assessments for aquatic ecosystems.http://www.epa.gov/waterscience/models/aquatox/

ArcHydro

Redlands, California — ArcHydro: GIS for Water Resources, the latest title from ESRI Press, describes how a water resources data model,ArcHydro, is being applied within geographic information system (GIS) technology to provide a wide variety of hydrologic solutions.esri.com/news/releases/02_3qtr/archydro.html

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Table 12A.6 (Continued)

ASSESS Software

A computer-based tool for statistically assessing measurement errors in the collection of soil samples

http://www.epa.gov/nerlesd1/databases/assess/abstract.htm

Assessment Database Software

The Assessment Database (ADB) is a relational database application for tracking water quality assessment data, including use attainment,and causes and sources of impairment States need to track this information and many other types of assessment data for thousands ofwaterbodies, and integrate it into meaningful reports The ADB is designed to make this process accurate, straightforward and user-friendly for participating States, territories, tribes and basin commissions.http://www.epa.gov/waters/adb/

BEACH Watch

National Health Protection Survey of Beaches for the 2002 Swimming Seas.http://yosemite.epa.gov/water/beach2003.nsf

Benchmark Dose Software (BMDS)

Benchmark dose risk assessment software (BMDS) was designed by EPA to generate dose-response curves and facilitate the analysis,interpretation and synthesis of toxicological data.lhttp://cfpub2.epa.gov/ncea/cfm/recordisplay.cfm

Best Management Practices for Soil Erosion

This program uses graphics and hypertext to provide information about soil erosion Information is provided about the severity of erosionworldwide, in the U.S and in the Midwest in particular The types of water erosion are described and illustrated along with detaileddescriptions of management and structural practices to control erosion.erosion.htmlhttp://www.epa.gov/seahome/erosion.htmlBetter Assessment Science Integrating Point & Nonpoint Sources (Basins)

A multi-purpose environmental analysis system that integrates a geographical information system (GIS), national watershed data, andstate-of-the-art environmental assessment and modeling tools into one convenient package.http://www.epa.gov/waterscience/basins/BIOPLUME III Software

BIOPLUME III is a 2D, finite difference model for simulating the natural attenuation of organic contaminants in groundwater due to theprocesses of advection, dispersion, sorption, and biodegradation Biotransformation processes are potentially important in therestoration of aquifers contaminated with organic pollutants.http://www.epa.gov/ada/csmos/models/bioplume3.html

Biennial Reporting System (BRS)

The Hazardous Waste Report (Biennial Report) collects data on the generation, management, and minimization of hazardous waste Thisprovides detailed data on the generation of hazardous waste from large quantity generators and data on waste management practicesfrom treatment, storage, and disposal facilities.http://www.epa.gov/enviro/html/brs/

Biogenic Emissions Inventory System (BEIS)

BEIS estimates volatile organic compound (VOC) emissions from vegetation and nitric oxide (NO) emissions from soils Non-air-qualitymodel users may wish to consider GloBEIS.http://www.epa.gov/asmdnerl/biogen.html

Building for Environmental and Economic Sustainability (BEES)

BEES software provides a technique for selecting cost-effective, environmentally preferable building products BEES reduces complex,science-based technical content (e.g over 400 environmental flows from raw material acquisition through product disposal) to decision-enabling results and delivers them in a graphical format.http://www.epa.gov/oppt/epp/tools/bees.htm

Catalog of Federal Funding Sources for Watershed Protection

A searchable database of financial assistance sources (grants, loans, cost-sharing) available to fund a variety of watershed protectionprojects.http://cfpub.epa.gov/fedfund/

Center for Exposure Assessment Modeling Software

CEAM provides proven predictive exposure assessment techniques for aquatic, terrestrial, and multimedia pathways for organic chemicalsand metals.http://www.epa.gov/ceampubl/

Center for Subsurface Modeling Support (CSMoS)

The Center for Subsurface Modeling Support (CSMoS) provides public domain groundwater and vadose zone modeling software andservices to public agencies and private companies throughout the nation The primary aims of CSMoS are to provide direct technicalsupport to EPA and State decision makers in subsurface model applications and to manage and support the groundwater models anddatabases resulting from the research at NRMRL.http://www.epa.gov/ada/csmos.html

Central Data Exchange

The Central Data Exchange (CDX) enables fast, efficient, and more accurate environmental data submissions from state and localgovernments, industry and tribes to the Environmental Protection Agency (EPA) and participating program offices EPA’s CDX is thepoint of entry on the Environmental Information Exchange Network (Exchange Network) for environmental data submissions to theAgency.http://www.epa.gov/cdx/

(Continued)

Table 12A.6 (Continued)

Certification and Fuel Economy Information System (CFEIS)

Information about the process of entering data into the EPA’s Certification and Fuel Economy Information System for light-duty vehicle andtruck manufacturers.http://www.epa.gov/otaq/cfeis.htm

CHEMFLO Software

A program that enables users to simulate water movement and chemical transport in unsaturated soils by solving the Richards equation(water) and the convection-dispersion equation (chemicals).http://www.epa.gov/nerlesd1/databases/chemflo/access.htm

Chemical Contamination in Fish

A Windows based update of the original FISH program, it contains video clips illustrating concepts such as bioaccumulation, and riskreduction techniques (including cooking and filleting tips) Users can search a list of chemical contaminants and learn about their effects,

or see photos and video of target species Included are an updated list of contaminants from 1997 guidance, as well as references to anonline database of fish advisories and state contacts.http://www.epa.gov/seahome/fish.html

Chemical Hazard Information Profiles (CHIPS)

CHIPS summarize readily available information on health and environmental effects and exposure relating to a specific chemicalsubstance The database contains information about chemical substances that have been referenced in these profiles The ExistingChemicals Program currently managed by OPPT, has superseded these profiles.http://oaspub.epa.gov/srs/srs_proc_qry

navigate?P_REG_AUTH_IDZ1&P_DATA_IDZ11681&P_VERSIONZ1

Chemical Screening Tool For Exposures & Environmental Releases (ChemSTEER)

Estimates occupational inhalation and dermal exposure to a chemical during industrial and commercial manufacturing, processing, and useoperations involving the chemical Estimates releases of a chemical to air, water, and land that are associated with industrial andcommercial manufacturing, processing, and use of the chemical.http://www.epa.gov/opptintr/exposure/docs/chemsteer.htm

Children’s Environmental Health & Safety Inventory of Research (CHESIR)

Children’s Environmental Health and Safety Inventory of Research is a publicly accessible database created and maintained to ensure thatresearchers and Federal research agencies have access to information on all research conducted or funded by the Federal Governmentthat is related to adverse health risks in children resulting from exposure to environmental health risks or safety risks

http://oaspub.epa.gov/chehsir/chehsir.page

Chemicals On Reporting Rules (CORR) Database

The CORR database contains information on chemicals which are regulated under specific sections of the Toxic Substances Control Act(TSCA), or section 313 of the Emergency Planning and Community Right-to-Know Act (EPCRA).http://www.epa.gov/oppt/CORR/Clean Water State Revolving Fund National Information Management System

The Clean Water State Revolving Fund (CWSRF) program is an innovative method of financing a wide range of projects related to waterquality The CWSRF National Information Management System produces annual reports that provide a record of progress andaccountability for the program.http://www.epa.gov/r5water/cwsrf/

Clean Watersheds Needs Survey

The Office of Wastewater Management conducts the Clean Watersheds Needs Survey (CWNS) on a periodic basis The CWNS, a jointeffort between States and EPA, is conducted in response to Section 205(a) and 516 of the Clean Water Act The CWNS has information

on publicly-owned wastewater collection and treatment facilities, facilities for control of sanitary sewer overflows (SSOs), combinedsewer overflows (CSOs), stormwater control activities, nonpoint sources, and programs designed to protect the nation’s estuaries.http://www.epa.gov/owm/mtb/cwns/

COMMUTER Model

Reports and information that relate to the U.S Department of Transportation’s Congestion Mitigation and Air Quality ImprovementProgram, the environmental impacts of transportation, induced travel/induced demand, intelligent transportation systems, EPA’sCommuter Model, and other transportation/air quality issues.http://www.epa.gov/otaq/transp/traqmodl.htm

Comparative Risk Assessment Software

Comparative risk assessment is a methodology which uses sound science, policy, economic analysis and stakeholder participation toidentify and address the areas of greatest environmental risks and provide a framework for prioritizing environmental problems.http://www.epa.gov/seahome/comprisk.html

Comply Software

A computerized screening tool for evaluating radiation exposure from atmospheric releases of radionuclides May be used for

demonstrating compliance with some EPA and Nuclear Regulatory Commission regulations

Table 12A.6 (Continued)

Computer Aided Management of Emergency Operations (CAMEO)

CAMEOw is a system of software applications used widely to plan for and respond to chemical emergencies CAMEO can be used toaccess, store, and evaluate information critical for developing emergency plans and support regulatory compliance by helping usersmeet the chemical inventory reporting requirements of the Emergency Planning and Community Right-to-Know Act (EPCRA, also known

as SARA Title III).http://www.epa.gov/ceppo/cameo/

Comprehensive Environmental Response, Compensation, and Liability Information System (CERCLIS)

Superfund is a program administered by the EPA to locate, investigate, and clean up the worst hazardous waste sites throughout the UnitedStates.http://www.epa.gov/enviro/html/cerclis/

Confidence Interval Calculation for Source Partitioning Using Stable Isotopes

ISOERROR1_04 is a Microsoft Excel 2000e spreadsheet which calculates estimates and confidence intervals of source proportionalcontributions to a mixture, using stable isotope analyses.http://www.epa.gov/wed/pages/models/isotopes/isoerror1_04.htm

Consolidated Human Activity Database (CHAD)

Consolidated Human Activity Database (CHAD) contains data obtained from pre-existing human activity studies that were collected at city,state, and national levels CHAD is intended to be an input file for exposure/intake dose modeling and/or statistical analysis.http://www.epa.gov/chadnet1/

Cornell Mixing Zone Expert System (CORMIX)

Cornell Mixing Zone Expert System (CORMIX) is no longer distributed or supported by the EPA Center for Exposure Assessment Modeling(CEAM) Information on a Windows version of CORMIX is available from the CORMIX Home Page.http://www.epa.gov/ceampubl/swater/cormix/index.htm

Decentralized Onsite Management for Treatment of Domestic Wastes Software

This program provides operation and maintenance information for on-site wastewater treatment systems, such as septic systems.http://www.epa.gov/seahome/decent.html

DEFT Software

A program that allows users to evaluate the financial feasibility of incorporating selected data quality objective (DQO) constrains into astatistical sampling design before developing a final plan — the program assists with the seven-step DQO process, which is used todevelop statistical sampling design plans.http://www.epa.gov/nerlesd1/databases/deft/access.htm

Delisting Risk Assessment Software (DRAS)

The Delisting Risk Assessment Software (DRAS) is a Windows-based computer program that predicts risks to human health and theenvironment from the disposal of wastes to a landfill or surface impoundment The DRAS is used to calculate potential chemical releases,fate and transport of the chemicals and to determine risk associated with exposure to the chemicals released epa.gov/region6/6pd/rcra_c/pd-o/dras/dras.htm

DFLOW Software

DFLOW is a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water qualitystandards.http://epa.gov/waterscience/dflow/

Dietary Exposure Potential Model

A Model Using Extant Food Databases to Estimate Dietary Exposure to Chemical Residues.http://www.epa.gov/nerlcwww/depm.htmDrinking Water Contaminant Candidate List

The drinking water Contaminant Candidate List (CCL) is the primary source of priority contaminants for evaluation by EPA’s drinking waterprogram The Safe Drinking Water Act (SDWA), as amended in 1996, requires EPA to publish a list of contaminants every five yearswhich, at the time of publication, are not subject to any proposed or promulgated national primary drinking water regulations.Contaminants on the CCL are known or anticipated to occur in public water systems and may require regulations under SDWA.http://www.epa.gov/safewater/ccl/cclfs.html

Ecological Structure Activity Relationships (ECOSAR)

ECOSAR (Ecological Structure Activity Relationships) is a personal computer software program that is used to estimate the toxicity ofchemicals used in industry and discharged into water The program predicts the toxicity of industrial chemicals to aquatic organisms such

as fish, invertebrates, and algae by using Structure Activity Relationships (SARs) The program estimates a chemical’s acute term) toxicity and, when available, chronic (long-term or delayed) toxicity.http://www.epa.gov/opptintr/newchems/21ecosar.htmECOTOX Database

(short-The ECOTOXicology database is a source for locating single chemical toxicity data for aquatic life, terrestrial plants and wildlife ECOTOXintegrates three toxicology effects databases: AQUIRE (aquatic life), PHYTOTOX (terrestrial plants), and TERRETOX (terrestrialwildlife) These databases were created by the U.S EPA, Office of Research and Development (ORD), and the National Health andEnvironmental Effects Research Laboratory (NHEERL), Mid-Continent Ecology Division.http://www.epa.gov/ecotox/

(Continued)

Table 12A.6 (Continued)

8(e) TRIAGE Chemical Studies Database

The primary purpose of this information product is to make TSCA 8(e) submission information accessible to the general public andorganizations whose efforts are associated with protection of health and safety.http://www.epa.gov/opptintr/8e_triag/

Electronic Wetlands Herbarium

A detailed look at the plants typical of 11 different wetland types from bog to wet prairie Each entry gives detailed botanical information aswell as a photo of the plant The outstanding photos are identification quality Examples are taken from the U.S Midwest region.http://www.epa.gov/seahome/wetherb.html

Emergency Response Notification System

The Emergency Response Notification System (ERNS) is a computer database containing information on release notifications of oil andhazardous substances that have occurred throughout the United States and have been reported to the National Response Center (NRC)and/or one of the 10 EPA Regions.http://www.epa.gov/region08/community_resources/ppt/pptemerge.html

Emissions & Generation Resource Integrated Database (eGRID)

eGRID is a database that provides information on the air quality attributes of almost all the electric power generated in the United States.eGRID provides you with many search options, including information for individual power plants, generating companies, states, andregions of the power grid.http://www.epa.gov/cleanenergy/egrid/index.html

Endangered Species Protection Program Databases

Provides the endangered species by county and the species information database.http://www.epa.gov/espp/database.htm

Energy Star Software Tools

Energy star is a government-backed program helping businesses and individuals protect the environment through superior energyefficiency.http://www.energystar.gov

Enforcement & Compliance History Online (ECHO)

Use ECHO to determine whether compliance inspections have been conducted by EPA or State/local governments; violations weredetected; and enforcement actions were taken and penalties were assessed in response to environmental law violations.http://www.epa.gov/echo/

Enforcement Economic Models — ABEL, BEN, CASHOUT, PROJECT, INDIPAY, MUNIPAY

The economic enforcement models are used to analyze the financial aspects of enforcement actions.http://www.epa.gov/compliance/civil/programs/econmodels/index.html#models

Enhanced Stream Water Quality Model, Windows (QUAL2E)

The Enhanced Stream Water Quality Model (QUAL2E) is a steady state model for conventional pollutants in branching streams and wellmixed lakes The model can be used to study impact of waste loads on in-stream water quality and identify magnitude and qualitycharacteristics of nonpoint waste loads.http://www.epa.gov/ceampubl/swater/qual2eu/index.htm

Envirofacts

Envirofacts, is a single point of access to select U.S EPA environmental data This website provides access to several EPA databases toprovide information about environmental activities that may affect air, water, and land anywhere in the United States.http://www.epa.gov/enviro/index.html

Environmental Assessment Case Study

A companion to the 1992 Environmental Assessment Resource Guide, the program utilizes real-life examples of an environmental impactassessment and leads the user through the environmental assessment process.http://www.epa.gov/seahome/eacase.html

Environmental Assessment Resource Guide

EARG is a generic source of information to help assist in the conduct of environmental assessments of virtually any type of project Topicscovered include scoping, generation of alternatives, impact identification and analysis, mitigation, decision-making and post-decisionanalysis.http://www.epa.gov/seahome/earg.html

Environmental Data Registry (EDR)

The Environmental Data Registry (EDR) is a comprehensive, authoritative reference for information about the definition, source, and uses

of environmental data The EDR supports the creation and implementation of data standards that are designed to promote the efficientsharing of environmental information among EPA, states, tribes, and other information trading partners The EDR also catalogs dataelements in application systems The EDR does not contain environmental data—it provides descriptive information to make the datamore meaningful.http://www.epa.gov/edr/

Environmental Financing Information Network (EFIN)

The Environmental Financing Information Network (EFIN) provides information services needed by state, sub-state, municipal and EPAofficials and small business owners involved in funding environmental programs and projects These information services includemaintaining the EFP Web site and the EFIN database, which are the main methods for disseminating information on environmentalfinancing altermatives; an infoline that provides referrals and assistance with locating environmental financing information, anddistribution of EPA publications on the topic of environmental finance.http://www.epa.gov/efinpage/efin.htm#desc

(Continued)

Table 12A.6 (Continued)

Environmental Information Management System (EIMS)

EPA’s Office of Research and Development (ORD) has developed a scientific environmental information management system (EIMS)that stores, manages, and delivers descriptive information (metadata) for data sets, databases, documents, models, multimedia,projects, and spatial information The EIMS design also provides a repository for scientific documentation that can be easily accessedwith standard Web browsers to place a virtual library on the desktop of EPA staff and others with Internet access epa.gov/eims/Environmental Planning for Small Communities (TRILOGY)

This program offers a complete one-stop introduction to a wide range of environmental issues and decisions that affect small to sized communities It offers communities the chance to judge their own needs and preferences, and to make informed decisions on theirown Major sections cover Environmental laws and regulations, Self-assessment, Planning and comparative risk analysis, Financial toolsand financial self-analysis, Case studies, and Contact and information directory.http://www.epa.gov/seahome/trilogy.html

medium-Environmentally Preferable Purchasing (EPP) Database

The Environmentally Preferable Purchasing (EPP) Database — a tool to make it easier to purchase products and services with reducedenvironmental impacts Environmental information on over 600 products and services is included in this database

epa.gov/opptintr/epp/database.htm

Environmental Radiation Ambient Monitoring System (ERAMS) Database

The Environmental Radiation Ambient Monitoring System (ERAMS) is a national network of monitoring stations that regularly collect air,precipitation, drinking water, and milk samples for analysis of radioactivity The ERAMS network has been used to track environmentalreleases resulting from nuclear emergencies and to provide baseline data during routine conditions Data generated from ERAMSprovides the information base for making decisions necessary to ensure the protection of public health.http://www.epa.gov/enviro/html/erams/

Enviro$en$e Solvent Substitution Data Systems

Enviro$en$e, part of the U.S EPA’s web site, provides a single repository for pollution prevention, compliance assurance, and enforcementinformation and data bases The search engine searches multiple web sites (inside and outside the EPA), and offers assistance inpreparing a search.http://es.epa.gov/ssds/ssds.html

Enviro$en$e VendInfo

Vendor Information (VendInfo) search page, a repository of more than 1200 listings of pollution prevention equipment, products, orservices This page provides listings using a free text method, or by selecting from the various equipment categories.http://es.epa.gov/vendors/

EPANET Software

EPANET is a Windows 95/98/NT program that performs extended period simulation of hydraulic and water-quality behavior withinpressurized pipe networks A network can consist of pipes, nodes (pipe junctions), pumps, valves and storage tanks or reservoirs.EPANET tracks the flow of water in each pipe, the pressure at each node, the height of water in each tank, and the concentration of achemical species throughout the network during a simulation period comprised multiple time steps In addition to chemical species, waterage and source tracing can also be simulated.http://www.epa.gov/ORD/NRMRL/wswrd/epanet.html

EPA REACH IT — Remediation and Characterization Innovative Technologies

EPA REACH IT, sponsored by EPA’s Office of Superfund Remediation and Technology Innovation (OSRTI), is a system that letsenvironmental professionals use the Internet to search, view, download, and print information about innovative remediation andcharacterization technologies epareachit.org/

Estimation Program Interface (EPI) Suite

The EPI (Estimation Programs Interface) SuiteTM is a Windowsw based suite of physical/chemical property and environmental fateestimation models developed by the EPA’s Office of Pollution Prevention Toxics and Syracuse Research Corporation (SRC) EPISuiteTM uses a single input to run the following estimation models: KOWWINTM, AOPWINTM, HENRYWINTM, MPBPWINTM,BIOWINTM, PCKOCWINTM, WSKOWWINTM, BCFWINTM, HYDROWINTM, and STPWINTM, WVOLWINTM, and LEV3EPITM EPISuiteTM was previously called EPIWIN epa.gov/opptintr/exposure/docs/episuite.htm

Exposure Analysis Modeling System (EXAMS)

The Exposure Analysis Modeling System (EXAMS) is an interactive software application for formulating aquatic ecosystem models andrapidly evaluating the fate, transport, and exposure concentrations of synthetic organic chemicals including pesticides, industrialmaterials, and leachates from disposal sites.http://www.epa.gov/ceampubl/swater/exams/index.htm

Exposure, Fate Assessment Screening Tool

Provides screening-level estimates of the concentrations of chemicals released to air, surface water, landfills, and from consumerproducts E-FAST Version 2 is being designed to support both new chemicals and existing chemical programs Estimates provided arepotential inhalation, dermal and ingestion dose rates resulting from these releases Modeled estimates of concentrations and dosesare designed to reasonably overestimate exposures, for use in screening level assessment.http://www.epa.gov/opptintr/exposure/docs/efast.htm

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Table 12A.6 (Continued)

Extremely Hazardous Substances (EHS) Chemical Profiles and Emergency First Aid Guides

This is information about each of the 300C EHS currently listed as part of Section 302 of the Emergency Planning and CommunityRight-to-Know Act Each chemical profile includes physical/chemical properties, health hazards, fire and explosion hazards, reactivitydata, precautions for safe handling and use, and protective equipment for emergency situations The first aid guide provides signs andsymptoms of poisoning and emergency treatment for first responders The chemical profiles and first aid guides may be accessed fromeither the CAS No or alphabetical list of EHS.http://yosemite.epa.gov/oswer/ceppoehs.nsf/EHS_Profile?openform

Facility Registry System (FRS)

The Facility Registry System (FRS) is a centrally managed database that identifies facilities, sites or places subject to environmentalregulations or of environmental interest FRS creates high-quality, accurate, and authoritative facility identification records throughrigorous verification and management procedures that incorporate information from program national systems, state master facilityrecords, data collected from EPA’s Central Data Exchange registrations and data management personnel The FRS provides Internetaccess to a single integrated source of comprehensive (air, water, and waste) environmental information about facilities, sites or places.http://www.epa.gov/enviro/html/fii/index.html

Factor Information REtrieval (FIRE)

The Factor Information REtrieval (FIRE) Data System is a database containing EPA’s emission estimation factors for criteria andhazardous air pollutants in an easy to use Windows program Users can browse through records in the database or select specificemission factors by source category, source classification code (SCC), pollutant name, CAS number, or control device FIRE 6.25contains emission factors from the Compilation of Air Pollutant Emission Factors (AP-42 Fifth Edition) for all AP42 sections posted bySeptember 1, 2004, the Locating and Estimating (L&E) series of documents, and the retired AFSEF and XATEF documents All EPASource Classification Codes (SCC) through September 1, 2004 are in the FIRE database.http://www.epa.gov/ttn/chief/software/fire/index.html

Federal Energy Management Program (FEMP) Software

Analytical software tools are intended to help choose conservation measures that are most cost effective and environmentally friendly Used

at the facility evaluation and assessment stage of energy project development, the tools compare potential energy conservationmeasures by performing complex energy consumption analyses and modeling, as well as comparative life-cycle costing analyses.eere.energy.gov/femp/information/access_tools.cfm

FEMWATER/LEWASTE Model

Three-Dimensional Finite Element Model of Water Flow Through Saturated-Unsaturated Media (3DFEMWATER) and Three-DimensionalLagrangian–Eulerian Finite Element Model of Waste Transport Through Saturated–Unsaturated Media (3DLEWASTE) are related andcan be used together to model flow and transport in three-dimensional, variably-saturated porous media under transient conditions withmultiple distributed and point sources/sinks These models can be used to apply the assimilative capacity criterion to development ofwellhead protection areas, as each U.S state is required to do under the 1986 Amendments to the Safe Drinking Water Act.http://www.epa.gov/ceampubl/gwater/femwater/index.htm

Fertilizer Storage and Handling Software

This HTML program gives a general overview of fertilizer handling and storage, and features a risk assessment section, and

recommendations for correcting fertilizer storage problems.http://www.epa.gov/seahome/farmfert.html

FIFRA Section 18 Database

The EPA FIFRA Section 18 Emergency Exemption database provides information about current and recent actions under Section 18 Fordetailed information about the tolerances associated with a particular action, the Federal Register can be accessed to locate thetolerance document according to the date it was published This database is updated approximately every 2 weeks.http://www.epa.gov/opprd001/section18/#dbinfo

FLOW-CALC Software

FLOW-CALC is a software tool developed by EPA’s Clean Air Markets Division for stack testers who perform flow RATAs for unitsunder the Acid Rain Program, the OTC NOx Budget Program and the SIP Call NOx Budget Trading Program The software isdesigned to improve data quality and facilitate the entry of flow RATA data into EDR v2.1 format.http://www.epa.gov/airmarkets/monitoring/mdc/flowcalc.html

Food and Gill Exchange of Toxic Substances (FGETS) Software Model

Food and Gill Exchange of Toxic Substances (FGETS) is a FORTRAN simulation model that predicts temporal dynamics of fish whole bodyconcentration [ug chemical/(g live weight fish)] of non ionic, nonmetabolized, organic chemicals that are bioaccumulated from either: (a)water only — the predominant route of exchange during acute exposures, or (b) water and food jointly — characteristic of chronicexposures.http://www.epa.gov/ceampubl/fchain/fgets/index.htm

Fuel Storage Practices on the Farm

An overview of the importance and techniques of proper fuel storage The risk assessment portion prompts the user to describe howpetroleum products are stored and then evaluates the safety of these practices and provides detailed information about any problemsdiscovered through the questionnaire.http://www.epa.gov/seahome/farmfuel.html

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Geo-EAS Software

A collection of interactive software tools for performing two-dimensional geostatistical analyses of spatially distributed data The principalfunctions of the package are the production of grids and contour maps of interpolated (kriged) estimates from sample data Geo-EAS canproduce data maps, univariate statistics, scatter plots/linear regression, and variogram computation and model fitting.http://www.epa.gov/nerlesd1/databases/geo-eas/access.htm

GEOPACK Software

A comprehensive geostatistical software package that allows both novice and advanced users to undertake geostatistical analyses ofspatially correlated data The program generates graphics (i.e linear or logarithmic line plots, contour and block diagrams); computesbasic statistics (i.e., mean, median, variance, standard deviation, skew, and kurtosis); runs programs for linear regression, polynomialregression, and Kolomogorov-Smirnov tests; calculates linear estimations and nonlinear estimations; and determines samplesemivariograms and cross-semivariograms.http://www.epa.gov/nerlesd1/databases/geo-pack/access.htm

Geophysics Advisor Software

This program aids in the sampling and monitoring of hazardous waste sites Utilizing an initial set of questions, the program develops aninitial profile that is further refined by additional question based upon earlier answers The program considers several geophysicalmethods: electromagnetic induction; resistivity; ground-penetrating radar; magnetic; seismic; soil gas; gravity; and radiometric Theprogram recommends the type(s) of geophysics that will most likely fit the site requirements for determining the location of contaminationand providing site characterization various methods is shown on screen, indicating the degree of superiority of one method over another.This version contains a database of the physical and chemical properties of 94 substances selected from EPA’s first priority list.http://www.epa.gov/nerlesd1/databases/geophy-adv/geophysi.htm

GEOS Software

A public-domain software package developed by EPA to facilitate the collection and analysis of geoenvironmental data The term

“geoenvironmental” includes soil, geologic, and groundwater data collected to assess or monitor environmental conditions at asite Major GEOS functions include easy data entry (standard database format allows the user to enter data in a spreadsheetformat); simple data management and reporting (such as sorts and queries); preliminary site visualization (contouring of soiland groundwater chemical concentration isopleths, creation of actual and interpolated geologic cross sections, and viewing ofwell screen intervals in relation to subsurface geology); data exchange (existing GRITS/STAT facility data can be imported intoGEOS for contouring of groundwater quality data using the PSV module); access to other geoenvironmental software (GEOSprovides a convenient framework for moving between multiple programs) http://www.epa.gov/nerlesd1/databases/geos/abstract.htm

Geospatial Data Clearinghouse

The U.S Environmental Protection Agency (EPA) Node of the National Geospatial Data Clearinghouse is a component of the NationalSpatial Data Infrastructure (NSDI) This node provides a pathway to find information about geospatial data available from the EPA.Geospatial data is used in Geographic Information Systems (GIS) to identify the geographic location and characteristics of natural orman-made features and boundaries on the earth.http://www.epa.gov/nsdi/

Global Endocrine Disruptor Research Inventory (GEDRI)

This compilation of on going research projects related to endocrine disruptions was assembled following the recommendation of theIntergovernmental Forum on Chemical Safety (IFCS) and the 1997 Declaration of the Environment Leaders of the Eight on Children’sEnvironmental Health The initial goal was to bring together and update the existing United States Inventory with those of the Canadiangovernment and the European Union With this accomplished, the organization is now encouraging and accepting submission ofresearch projects by other countries and private industry.http://oaspub.epa.gov/endocrine/pack_edri.All_Page

EPA Grant Writing Tutorial Software

This interactive software tool walks the user through the grant-writing process and helps them learn to write more competitive grants Theprogram includes: detailed information and tips on writing a grant proposal; how to complete a grant application package; program-specific sections on three EPA grant programs: (1) Environmental Justice, (2) Environmental Justice through Pollution Prevention; and(3) Environmental Education; examples of good, complete grant packages; references; a glossary of terms; resources and contacts; and

a mock grant-writing activity where the user is able to compare their results to a successful grant application epa.gov/seahome/grants.html

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Table 12A.6 (Continued)

Grants Information and Control System (GICS)

EPA’s management information system for grants programs is the Grants Information and Control System (GICS), which awards,administers, and monitors grants Grants are regularly awarded to Federal, State, or local government agencies, universities, and otherinstitutions that support EPA’s environmental programs Specific types of agreements include assistance agreements, grants,cooperative agreements, interagency agreements, and other types of program support agreements administered by Headquarters orEPA regions These program support agreements provide for research, demonstration projects, training, fellowships, investigations,surveys, studies, and other types of program support activities.http://www.epa.gov/enviro/html/gics/

Great Lakes Adventure Software

This program (Teacher and Student versions) is aimed at a youth audience (grades 9–12) and will run on both Wintel and Mac computers.Investigate the natural history of the basin, the water cycle, stratification and turnover of the lakes Explore six Hot Topics: (1) Habitatloss; (2) Beach closures; (3) Fish communities; (4) Toxics; (5) Exotic Species; and (6) Eutrophication

Great Lakes Environmental Database

The Great Lakes National Program Office (GLNPO) collects environmental data on a wide variety of constituents in water, biota, sediment,and air Central to the data management effort is a computerized relational database system to house Lake Michigan Mass Balance andother project results That system, the Great Lakes Environmental Database (GLENDA), was developed to provide data entry, storage,access and analysis capabilities to meet the needs of mass balance modelers and other potential users of Great Lakes data.http://www.epa.gov/glnpo/monitoring/data_proj/glenda/

Green Chemistry Expert System

Green chemistry is the design of chemical products and processes that reduce or eliminate the use or generation or hazardous waste TheMicrosoft Access driven GCES software is a stand-alone version of the program designed to perform custom applications.http://www.epa.gov/greenchemistry/gces.html

GRITS/STA Software

A comprehensive database system for storing, analyzing, and reporting information from groundwater monitoring programs at RCRA,CERCLA, and other regulated facilities and sites This software program integrates EPA’s Groundwater Information Tracking System, adatabase of groundwater information, with STAT, a statistical analysis system The package provides a nationally responsive system thatincorporates data elements from appropriate EPA program offices The system supports data entry, report generation, export of data toother software applications (e.g., modeling programs), and statistical analysis.http://www.epa.gov/nerlesd1/databases/grits-stat/abstract.htm

Ground Water Primer

This update of the original groundwater program educates users about the nature of groundwater and the principles of groundwaterprotection It contains a detailed introduction to hydrogeology, information on numerous drinking water contaminants, and a section onwhat you can do to protect your groundwater.http://www.epa.gov/seahome/gwprimer.html

Hazards Analysis for Toxics Analysis (HATS) Software

EPA and NOAA developed this web site to facilitate the use of CAMEO and to offer online technical support.http://www.epa.gov/ceppo/cameo/

Hazardous Waste Management on the Farm Software

This tutorial is intended to serve as a guide towards proper hazardous waste management Knowing the regulations, different methods ofdisposal of hazardous waste, and how to provide a safer environment are all part of proper hazardous waste management A riskassessment included in this program will allow you to identify high risk practices on farms.http://www.epa.gov/seahome/farmhaz.htmlHealth Effects Notebook for Hazardous Air Pollutants

The fact sheets available on this Web page describe the effects on human health of substances that are defined as hazardous by the 1990amendments of the Clean Air Act These substances include certain volatile organic chemicals, pesticides, herbicides, and radionuclidesthat present tangible hazard, based on scientific studies of exposure to humans and other mammals There is uncertainty in the precisedegree of hazard, and readers are cautioned that the fact sheets may be revised as additional data become available.http://www.epa.gov/ttnatw01/hlthef/hapindex.html

HELP Software

A quasi-two-dimensional modeling program that simulates water movement into and out of landfills based on a waste management systemsparticular design The user can conduct water-balance analyses of solid waste disposal and containment facilities The program allowscomparison of proposed landfill designs by estimating runoff, evapotranspiration, drainage, leachate collection, and liner leakage.Modeling incorporates information on cover soils, waste cells, lateral drain layers, low permeability barrier soils, synthetic geomembraneliners, and weather Results are expressed as daily, monthly, annual, and long-term water budgets Although applicable to most landfills,HELP was developed specifically for modeling hazardous and municipal solid waste landfills as required by RCRA.http://www.epa.gov/nerlesd1/databases/help/abstract.htm

High Production Volume (HPV) Voluntary Challenge Chemical List

Searchable database of the 1990 or 1994 list by CAS Number, Chemical Name, Indicator value, Chemical Sponsorship Status, or SponsorCommitment Status epa.gov/chemrtk/opptsrch.htm

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The Hotelling/Williams Test for the Difference between Two Dependent Correlations

The Hotelling/Williams procedure tests the null hypothesis of equality between two dependent product-moment correlations Specifically, ittests whether the correlation between Z and X differs from the correlation between Z and Y, where X, Y and Z are three variablesmeasured on the same set of observational units.http://www.epa.gov/wed/pages/models/correlations/correlations.htm

Household Waste Management Software

This HTML program teaches the user how to safely and efficiently manage waste, and particularly hazardous waste, in the home Users canvisit a ‘virtual house’ and choose extended discussions of the many products they might encounter there Safe homemade alternativesare presented and evaluated An enormous state-by-state database of mail, telephone, and Internet contacts puts users in touch with awealth of free downloadable publications Provides over 30 quizzes and activities for K-12 students, sorted by grade level.http://www.epa.gov/seahome/hwaste.html

Human Exposure Database Software

HEDS is the Human Exposure Database System HEDS is an integrated database system that contains chemical measurements,questionnaire responses, documents, and other information related to EPA research studies of the exposure of people to Environmentalcontaminants.http://www.epa.gov/heds/index.htm

Human Exposure Model (HEM)

The Human Exposure Model (HEM) is used primarily for performing risk assessments for major point sources (usually producers or largeusers of specified chemicals) of air toxics The HEM only addresses the inhalation pathway of exposure, and is designed to predict risksassociated with emitted chemicals in the ambient air (i.e., in the vicinity of an emitting facility but beyond the facility’s property boundary).The HEM provides ambient air concentrations, as surrogates for lifetime exposure, for use with unit risk estimates and inhalationreference concentrations to produce estimates of cancer risk and noncancer hazard, respectively, for the air toxics modeled.http://www.epa.gov/ttn/fera/human_hem.html

Hydrodynamic, Sediment, and Contaminant Transport Model (HSCTM2D)

The Hydrodynamic, Sediment, and Contaminant Transport Model (HSCTM2D) is a finite element modeling system for simulating dimensional, vertically-integrated, surface water flow (typically riverine or estuarine hydrodynamics), sediment transport, andcontaminant transport The modeling system consists of two modules, one for hydrodynamic modeling (HYDRO2D) and the other forsediment and contaminant transport modeling (CS2D) One example problem is included The HSCTM2D modeling system may be used

two-to simulate both short term (less than 1 year) and long term scour and/or sedimentation rates and contaminant transport and fate invertically well mixed bodies of water.http://www.epa.gov/ceampubl/swater/hsctm2d/index.htm

Hydrological Simulation Program — FORTRAN (HSPF)

Hydrological Simulation Program — FORTRAN (HSPF) is a comprehensive package for simulation of watershed hydrology and waterquality for both conventional and toxic organic pollutants HSPF incorporates watershed-scale ARM and NPS models into a basin-scaleanalysis framework that includes fate and transport in one dimensional stream channels It is the only comprehensive model ofwatershed hydrology and water quality that allows the integrated simulation of land and soil contaminant runoff processes with In-streamhydraulic and sediment-chemical interactions The result of this simulation is a time history of the runoff flow rate, sediment load, andnutrient and pesticide concentrations, along with a time history of water quantity and quality at any point in a watershed HSPF simulatesthree sediment types (sand, silt, and clay) in addition to a single organic chemical and transformation products of that chemical.http://www.epa.gov/ceampubl/swater/hspf/

IMES Software

A computer-based tool for matching a site’s characteristics with the appropriate model or models This integrated system for modelevaluation has three elements: (1) A selection system for use in choosing an exposure assessment model (currently for air, groundwater,nonpoint source, and surface water media models); (2) A validation database that includes information on models for air, groundwater,nonpoint source, and surface water assessment; and (3) A model uncertainty database (currently only for six surface water models).Each IMES element can be used independently Once a model(s) has been selected, information on model uncertainty can be accessed.http://www.epa.gov/nerlesd1/databases/imes/abstract.htm

Improving Silage Storage on the Farm Software

To prevent possible well contamination, silos should be located as far away from wells as practical This program gives a general overview

of silage storage, and features a risk assessment section, and recommendations for correcting silage storage problems.http://www.epa.gov/seahome/silage.html

Indoor Air Quality Software

Indoor air quality problems carry a high degree of human health risk This program explores how the environment of a typical home or officeaffects indoor air quality Colorful building cross-sections offer users self-guided home, office and pollutant tours Sources of variousindoor air pollutants are discussed, along with associated health risks for each pollutant, and how to reduce pollutant levels.http://www.epa.gov/seahome/indoor.html

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Table 12A.6 (Continued)

Industrial Waste Air Model (IWAIR)

EPA developed IWAIR to assist facility managers and regulatory agency staff in evaluating inhalation risks Workers and residents in thevicinity of a unit may be exposed to volatile chemicals from the unit in the air they breathe Exposure to some of these chemicals atsufficient concentrations may cause a variety of cancer and noncancer health effects (such as developmental effects in a fetus orneurological effects in an adult) With a limited amount of site-specific information, IWAIR can estimate whether specific wastes or wastemanagement practices may pose an unacceptable risk to human health.http://www.epa.gov/epaoswer/non-hw/industd/iwair.htmIndustrial Waste Management Evaluation Model (IWEM)

The IWEM software is designed to assist in determining the most appropriate waste management unit design to minimize or avoid adversegroundwater impacts, by evaluating types of liners, the hydrogeologic conditions of the site, and the toxicity and expected leachateconcentrations of the anticipated waste constituents The software compares the groundwater protection afforded by various linersystems with the anticipated leachate concentrations to determine what minimum liner system is needed to be protective of human healthand groundwater resources (or in the case of land application units (LAUs), determine whether or not land application is recommended).http://www.epa.gov/epaoswer/non-hw/industd/iwem.htm

Integrated Compliance Information System (ICIS)

The Integrated Compliance Information System (ICIS) supports the information needs of the National Enforcement and Complianceprogram as well as the unique needs of the National Pollutant Discharge Elimination System (NPDES) program ICIS will integrate datathat is currently located in more than a dozen separate data systems The Web-based system will eventually enable individuals fromstates, communities, facilities, and EPA to access integrated enforcement and compliance data from any desktop connected to theInternet EPA’s ability to target the most critical environmental problems will improve as the system integrates data from all media.epa.gov/Compliance/planning/data/modernization/index.html

Integrated Data for Enforcement Analysis System (IDEA)

The Integrated Data for Enforcement Analysis system (IDEA) is a comprehensive single-source of environmental performance data onregulated facilities within the EPA IDEA provides a comprehensive historical profile of inspections, enforcement actions, penaltiesassessed, toxic chemicals released, and emergency hazardous spills for any EPA regulated facility This single point of access providesinformation from the Agency’s Air, Water, Hazardous Waste, Toxic Chemical Release Inventory, and Emergency Response NotificationSystems epa.gov/Compliance/planning/data/multimedia/idea/index.html

Integrated Exposure Uptake Biokinetic Model for Lead in Children (IEUBK)

Lead poisoning presents potentially significant risks to the health and welfare of children all over the world today The Integrated ExposureUptake Biokinetic Model for Lead in Children (IEUBK) attempts to predict blood-lead concentrations (PbBs) for children exposed to lead

in their environment.http://www.epa.gov/superfund/programs/lead/ieubk.htm

Integrated Risk Information System (IRIS)

The Integrated Risk Information System (IRIS) is prepared and maintained by the U.S Environmental Protection Agency (U.S EPA), is anelectronic database containing information on human health effects that may result from exposure to various chemicals in theenvironment IRIS was initially developed for EPA staff in response to a growing demand for consistent information on chemicalsubstances for use in risk assessments, decision-making and regulatory activities The information in IRIS is intended for those withoutextensive training in toxicology, but with some knowledge of health sciences.http://www.epa.gov/iris/intro.htm

Internet Geographical Exposure Modeling System (IGEMS)

The IGEMS is a modernization of OPPT’s older Graphical Exposure Modeling System and PCGEMS tools IGEMS brings together in onesystem several EPA environmental fate and transport models and some of the environmental data needed to run them IGEMS includesmodels and data for ambient air, surface water, soil, and groundwater, and makes the models much easier to use than their stand-alonecounterparts IGEMS will have graphics and Geographical Information System (GIS) capabilities for displaying environmental modelingresults.http://www.epa.gov/opptintr/exposure/docs/gems.htm

IsoConc: Concentration-Dependent Stable Isotope Mixing Model

ISOCONC1_01.xls is a Microsoft Excel 2000e spreadsheet which performs calculations for the concentration-weighted stable isotopemixing model outlined in Phillips DL & Koch PL (2002) Incorporating concentration dependence in stable isotope mixing models,Oecologia 130: 114–125 This dual-isotope model takes into account isotopic element concentration differences among the sources indetermining the proportional contributions of sources to a mixture epa.gov/wed/pages/models/isoconc/isoconc1_01.htm

IsoConc: Confidence Interval Calculation for Source Partitioning Using Stable Isotopes

ISOERROR1_04 is a Microsoft Excel 2000e spreadsheet which calculates estimates and confidence intervals of source proportionalcontributions to a mixture, using stable isotope analyses Examples include the proportions of different food sources in an animal’s diet,C3 vs C4 plant inputs to soil organic carbon, etc Linear mixing models are used to partition two sources with a single isotopic signature(e.g., d13C) or three sources with a second isotopic signature (e.g., d15N) epa.gov/wed/pages/models/isotopes/isoerror1_04.htm

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Table 12A.6 (Continued)

IsoSource: Stable Isotope Mixing Model for Partitioning an Excess Number of Sources

IsoSource is a Microsoft Visual Basice software package which calculates ranges of source proportional contributions to a mixture based

on stable isotope analyses when the number of sources is too large to permit a unique solution (O number of isotope systems C1).Examples include partitioning of pollutant sources in a waste stream, food sources in an animal’s diet, water sources for plant uptake,carbon sources in soil organic matter, and many others epa.gov/wed/pages/models/isosource/isosource.htm

Landfill Air Emissions Estimation Model

The Landfill Air Emissions Model is PC-based software for estimating emissions of methane, carbon dioxide, nonmethane organiccompounds, and hazardous air pollutants from municipal solid waste landfills These emissions are generated by decomposition ofrefuse in landfills The mathematical model used in Landfill is based on a first order decay equation that can be run using site-specific datasupplied by the user for the parameters needed to estimate emissions or, if data are not available, using default value sets included inLandfill epa.gov/oar/oaqps/landfill.html

LandVieww 5

LandView 5 contains selected Census 2000 demographic data from Summary File 1 (SF1) and maps based on the Census 2000TIGER/Linew files for all states, the District of Columbia and Puerto Rico These maps show both streets and Census 2000 legal andstatistical areas (including Census 2000 Urban/Rural delineations) LandView 5 also contains recent EPA and USGS Geographic NamesInformation System (GNIS) data and maps.http://www.census.gov/geo/landview/lv5/lv5.html

LC50 (Lethal Concentration, 50%) Software Model

LC50 (lethal concentration, 50%) estimates LC50 values using the Trimmed Spearman-Karber Method This program originated atMontana State University and has been modified by data processing staffs at the Duluth and Athens National Exposure ResearchLaboratories.http://www.epa.gov/ceampubl/fchain/lc50/index.htm

The Lead Contamination Information System (Lead in Drinking Water)

The dangers of lead in drinking water are explained using graphics and hypertext The program provides basic facts about this vital topic,answering common questions on the effects of lead in drinking water, and presenting techniques for reducing lead exposure leaddw.htmlhttp://www.epa.gov/seahome/leaddw.html

Lead in the Environment Software

A detailed look at the health problems posed by lead Learn about testing children for lead poisoning This hypertext program presentssources of lead, health effects, and techniques for reducing lead exposure in and around the home A quiz helps users review what theyhave learned, and the reference section points them to local, regional and national sources of information and help.http://www.epa.gov/seahome/leadenv.html

List of Lists Database — Consolidated list of Chemicals Subject to the Emergency Planning and Community Right-to-Know Act(EPCRA and Section 112w of the Clean Air Act

This is a searchable database of EPA’s October 2001 Consolidated List of Chemicals Subject to the Emergency Planning and CommunityRight-to-Know Act (EPCRA) and Section 112(r) of the Clean Air Act The entire database is available as a PDF file epa.gov/ceppo/pubs/title3.pdf

Local Emergency Planning Committee (LEPC) Database

The Emergency Planning and Community Right-to-Know Act (EPCRA) of 1986 required each state’s Governor to establish a stateemergency response commission (SERC) which in turn resulted in the formation of local emergency planning committees The databaseprovides information related to data compiled by LEPCs nationwide epa.gov/ceppo/lepclist.htm

Livestock Manure Handling

Similar in content to Livestock Manure Storage, this program gives an overview of manure types and proper management systems fordifferent animals including cattle, swine, sheep, poultry, and horses Users can evaluate their own risk through the interactivequestionnaire, and receive suggestions for reducing the threat to their water supply.http://www.epa.gov/seahome/manure-handle.htmlMean Similarity Analysis

MEANSIM6 contains software for Mean Similarity Analysis, a method of assessing the strength of a classification of many objects (sites)into a relatively small number of groups Classification strength is measured by the extent to which sites within the same groups are moresimilar to each other, on average, than they are to sites in different groups Users supply a matrix of pairwise similarities (or dissimilarities)for all possible pairs of sites to a program (RNDTST6) that calculates mean between and within-group similarities.http://www.epa.gov/wed/pages/models/dendro/mean_similarity_analysis.htm

Mercury in Medical Facilities

This HTML program teaches health care professionals (and anyone else) about the hazards of mercury as commonly used in medical carefacilities, especially hospitals and clinics Mercury can pose a significant health problem for these professionals and also for patients andthe environment in general The program explains the impact of mercury on human health and the integrity of ecosystems, and a ‘virtualhospital’ allow users to see sources of mercury and their alternatives.http://www.epa.gov/seahome/mercury.html

Meteorological Data

The meteorological data files contain measurements taken at 237 weather stations located throughout the United States for a periodextending from 1961 to 1990 Exact collection dates vary by weather station.http://www.epa.gov/ceampubl/tools/metdata/index.htm

Table 12A.6 (Continued)

Milking Center Wastewater Treatment

Considers the special problems posed by milkhouse wastewater Explores design of the milking facility for cleaning management,determining strength and volume of effluent flow, and devising facilities to receive, treat, and safely dispose of the wastewater A riskassessment questionnaire evaluates the soundness of the user’s situation and suggests improvements.http://www.epa.gov/seahome/milking.html

MINTEQA2

MINTEQA2 is a equilibrium speciation model that can be used to calculate the equilibrium composition of dilute aqueous solutions in thelaboratory or in natural aqueous systems The model is useful for calculating the equilibrium mass distribution among dissolved species,adsorbed species, and multiple solid phases under a variety of conditions including a gas phase with constant partial pressures Acomprehensive data base is included that is adequate for solving a broad range of problems without need for additional user-suppliedequilibrium constants.http://www.epa.gov/ceampubl/mmedia/minteq/index.htm

MOBILE Model (On-Road Vehicles)

This web page contains information on the MOBILE vehicle emission factor model, which is a software tool for predicting gram per mileemissions of hydrocarbons (HC), carbon monoxide (CO), oxides of nitrogen (NOx), carbon dioxide (CO2), particulate matter (PM) and airtoxics from cars, trucks, and motorcycles under various conditions.http://www.epa.gov/otaq/mobile.htm

Models-3 Air Quality Modeling System

The primary goals for the Models-3/Community Multiscale Air Quality (CMAQ) modeling system are to improve 1) the environmentalmanagement community’s ability to evaluate the impact of air quality management practices for multiple pollutants at multiple scales and2) the scientist’s ability to better probe, understand, and simulate chemical and physical interactions in the atmosphere

epa.gov/asmdnerl/models3/index.html

MOFAT Software

A two-dimensional, finite element model for simulating coupled multiphase flow and multicomponent transport in planar or radicallysymmetric vertical sections MOFAT evaluates flow and transport for water, nonaqueous phase liquid (NAPL), and gas The programalso can be used when gas and/or NAPL phases are absent in part or all of the domain The flow module can analyze either two-phaseflow of water and NAPL in a system of constant gas pressure or explicit three-phase flow of water The transport module canaccommodate up to five components partitioning among water, NAPL, gas, and solid phases, assuming either local equilibriuminterphase mass transfer or first-order kinetically controlled mass transfer.http://www.epa.gov/nerlesd1/databases/mofat/abstract.htmMost Probable Number of Microorganisms

This program can be used to calculate Most Probable Number (MPN) values for the quantitation of microorganisms.http://www.epa.gov/nerlcwww/other.htm

AIRMasterC

AIRMasterC provides comprehensive information on assessing compressed air systems, including modeling, existing and future systemupgrades, and evaluating savings and effectiveness of energy efficiency measures oit.doe.gov/bestpractices/software_tools.shtmlMOVES (Motor Vehicle Emission Simulator)

To keep pace with new analysis needs, modeling approaches, and data, the EPA’s Office of Transportation and Air Quality (OTAQ) isdeveloping a modeling system termed the MOtor Vehicle Emission Simulator (MOVES) This system will estimate emissions for on-roadand nonroad sources, cover a broad range of pollutants, and allow multiple scale analysis, from fine-scale analysis to national inventoryestimation When fully implemented MOVES will serve as the replacement for MOBILE6 and NONROAD.http://www.epa.gov/otaq/ngm.htm

Multi-Chamber Concentration and Exposure Model (MCCEM) Version 1.2

Estimates average and peak indoor air concentrations of chemicals released from products or materials in houses, apartments,townhouses, or other residences The data libraries contained in MCCEM are limited to residential settings However, the model can beused to assess other indoor environments (e.g., schools, offices) if the user can supply the necessary inputs Estimates inhalationexposures to these chemicals, calculated as single day doses, chronic average daily doses, or lifetime average daily doses

epa.gov/opptintr/exposure/docs/mccem.htm

MULTIMED 2.0 BETA

The Multimedia Exposure Assessment Model (MULTIMED) for exposure assessment simulates the movement of contaminants leachingfrom a waste disposal facility The model consists of a number of modules which predict concentrations at a receptor due to transport inthe subsurface, surface air, or air.http://www.epa.gov/ceampubl/mmedia/multim2/index.htm

MULTIMED Daughter Process Model

The Multimedia Exposure Assessment Model (MULTIMED) for exposure assessment simulates the movement of contaminants leachingfrom a waste disposal facility The MULTIMED model has been modified (MULTIMDP) to simulate the transport and fate of first andsecond-generation transformation (daughter) products that migrate from a waste source through the unsaturated and saturated zones to

a down gradient receptor well.http://www.epa.gov/ceampubl/mmedia/multidp/index.htm

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The Multimedia Contaminant Fate, Transport, and Exposure Model (MMSOILS)

The Multimedia Contaminant Fate, Transport, and Exposure Model (MMSOILS) estimates the human exposure and health riskassociated with releases of contamination from hazardous waste sites The methodology consists of a multimedia model thataddresses the transport of a chemical in groundwater, surface water, soil erosion, the atmosphere, and accumulation in the foodchain The human exposure pathways considered in the methodology include: soil ingestion, air inhalation of volatiles andparticulates, dermal contact, ingestion of drinking water, consumption of fish, consumption of plants grown in contaminated soil,and consumption of animals grazing on contaminated pasture For multimedia exposures, the methodology provides estimates ofhuman exposure through individual pathways and combined exposure through all pathways considered The risk associated withthe total exposure dose is calculated based on chemical-specific toxicity data.http://www.epa.gov/ceampubl/mmedia/mmsoils/index.htm

Multimedia Exposure Assessment Model (MULTIMED)

The Multimedia Exposure Assessment Model (MULTIMED) for exposure assessment simulates the movement of contaminants leachingfrom a waste disposal facility The model consists of a number of modules which predict concentrations at a receptor due to transport inthe subsurface, surface air, or air.http://www.epa.gov/ceampubl/mmedia/multim1/index.htm

Multimedia Integrated Modeling System

Numerical models are being developed in response to a growing interest in studying and addressing issues that have influences and effectsthat cross physical media, such as air, water, and soil Numerical models provide an important tool in studying and addressing suchissues The models are used to test our understanding of ecosystems, diagnose causes of problems, and predict conditions givenassumptions about future influences on the environment EPA’s Multimedia Integrated Modeling System (MIMS) project is researchingand developing solutions for some of those challenges epa.gov/AMD/mims/index.html

Multimedia, Multi-Pathway, Multi-Receptor Exposure, and Risk Assessment (3MRA)

The Multimedia, Multi-pathway, Multi-receptor Exposure and Risk Assessment (3MRA) technology provides the ability to conductscreening-level risk-based assessment of potential human and ecological health risks resulting from long term (chronic) exposure toHWIR chemicals released from land-based waste management units (WMUs) containing currently listed waste streams The 3MRAsystem consists of a series of components within a system framework The new modeling system, dubbed 3MRA technology, isenvisioned as the foundation for eventually integrating other regulatory support decision tool needs anticipated in the future.http://www.epa.gov/ceampubl/mmedia/3mra/index.htm

Municipal Pollution Prevention Diagnostic Planner Software

This hypertext-based program serves as an early warning system for wastewater treatment plant operators The user supplies information

on influent loadings, discharge monitoring data, pretreatment, financial status, failures and upsets, and other aspects of plant operationand maintenance.http://www.epa.gov/seahome/cmar.html

National Asbestos Registry System

The National Asbestos Registry System (NARS) may be used by building owners to assist in evaluating which asbestos contractors should

be hired, or by the general public to determine the compliance history of asbestos contractors working at a specific locale NARS is alsoused by delegated agencies to assist in targeting inspections and by EPA managers as a general tool for evaluating the asbestosprogram.http://cfpub.epa.gov/nars/

National Compliance Data Base System (NCDB)

The National Compliance Data Base System (NCDB) tracks regional compliance and enforcement activity, and manages the Pesticidesand Toxic Substances Compliance and Enforcement program at a national level The system tracks all compliance monitoring andenforcement activities from the time an inspector conducts an inspection until the time the inspector closes the case or settles theenforcement action epa.gov/Compliance/planning/data/toxics/ncdbsys.html

National Contaminant Occurrence Database (NCOD)

EPA has developed NCOD to satisfy the statutory requirements set by Congress in the 1996 amendments to the Safe DrinkingWater Act (SDWA) to maintain a national drinking water contaminant occurrence database using occurrence data for bothregulated and unregulated contaminants in public water systems This site provides a library of water sample analytical data (or

“samples data”) that EPA is currently using and has used in the past for analysis, rulemaking, and rule evaluation The drinkingwater sample data, collected at Public Water Systems, are for both regulated and unregulated contaminants.http://www.epa.gov/safewater/data/ncod.html

National Emissions Inventory

The U.S EPA prepares a national emissions inventory with input from numerous State and local air agencies These data are used for airdispersion modeling, regional strategy development, regulation setting, air toxics risk assessment, and tracking trends in emissions overtime.http://www.epa.gov/ttn/chief/eiinformation.html

National Hydrography Dataset

The National Hydrography Dataset (NHD) is a comprehensive set of digital spatial data that contains information about surface waterfeatures such as lakes, ponds, streams, rivers, springs and wells These linkages enable the analysis and display of these water-relateddata in upstream and downstream order.http://nhd.usgs.gov/

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National Listing of Fish Consumption Advisories

Fish may contain chemicals that could pose health risks When contaminant levels are unsafe, consumption advisories may recommendthat people limit or avoid eating certain species of fish caught in certain places.http://www.epa.gov/OST/fishadvice/

National Water Quality Inventory

Water Quality Reports, required by Section 305(b) of the Clean Water Act, contain information on the attainment of water quality standards.States, Tribes, and Territories classify assessed waters as either Fully Supporting, Threatened, or Not Supporting their designateduse(s).http://www.epa.gov/waters/305b/

NONROAD Model

The Draft Nonroad Model is used for estimation of air pollution inventories by professional mobile source modelers, such as state air qualityofficials and consultants The model is still draft, so some emission rates and activity levels predicted by the model may substantiallychange.http://www.epa.gov/otaq/nonrdmdl.htm

NPS (Nonpoint Source) Modeling

Nonpoint source assessment procedures and modeling techniques are reviewed and discussed for both urban and nonurban land areas.Detailed reviews of specific methodologies and models are presented, along with overview discussions focusing on urban methods andmodels, and on non-urban (primarily agricultural) methods and models.http://www.epa.gov/ceampubl/tools/nps/index.htm

Nutrient Criteria Database

EPA has developed a National Nutrient Database to store and analyze nutrient water quality data and to serve as an information resourcefor states, tribes, and others in establishing scientifically defensible numeric nutrient criteria It contains ambient data from EPA’s LegacySTOrage and RETrieval (STORET) data system, the U.S Geological Survey’s National Stream Quality Accounting Network (NASQAN)data and National Water Quality Assessment (NAWQA) data, and other relevant sources such as universities and states/tribes Theultimate use of the data is to derive ecoregional waterbody-specific numeric nutrient criteria.http://www.epa.gov/waterscience/criteria/nutrient/database/index.html

Oil Spill Exercise Generator

This database-driven program can construct an oil spill exercise or response drill in a matter of hours, and fill out checklists for use in a finalevaluation report.http://www.epa.gov/seahome/oilspill.html

On-Site: The On-line Site Assessment Tool

On-Site was developed to provide modelers and model reviewers with prepackaged tools (“calculators”) for performing site assessmentcalculations The philosophy behind On-Site is that the convenience of the prepackaged calculators helps provide consistency for simplecalculations, and access to methods and data that are not commonly available The latter include data on fuel composition and models forleaching from fuel lenses.http://www.epa.gov/athens/learn2model/part-two/onsite/index.html

Online Tracking Information System (OTIS)

The OnlineTracking Information System (OTIS) is a collection of search engines which enables EPA staff, state/local/tribal governments,and federal agencies to access a wide range of data relating to enforcement and compliance OTIS is a web application that sendsqueries to the Integrated Data for Enforcement Analysis (IDEA) system Only State and Federal agencies have access to the OTIS datasystem.http://www.epa.gov/Compliance/planning/data/multimedia/aboutotis.html

Oxygen Requirements of Fishes (OXYREF) Model

The Oxygen Requirements of Fishes (OXYREF) database contains test results reported in the published literature on the respiratoryoxygen requirements of fishes This file is based on results of a computerized literature search, over the time period 1969–1986, of threeseparate journal referencing services: Biological Sciences Information Service (BIOSIS PREVIEWS), Aquatic Sciences and FisheriesAbstracts (ASFA), and Canadian Water Resources References (AQUAREF).http://www.epa.gov/ceampubl/swater/oxyref/index.htmOzone Depletion Software

This program includes information and graphics depicting the ozone layer, how ozone is created, causes and effects of ozone depletion, theozone hole, the greenhouse effect, and how an individual can help prevent ozone depletion The program also examines applicablegovernment legislation, including portions of the Clean Air Act Amendments of 1990.http://www.epa.gov/seahome/ozone.htmlPolychlorinated Biphenyls (PCBs)

EPA provides various paths for the public to access information about PCBs This website provides information on the health effects ofPCBs, laws and regulations that govern PCBs, lists of approved companies that can handle PCB wastes including storage and disposalcompanies, alternative decontamination procedures and scrap metal recovery ovens EPA also maintains two databases-PCB ActivityDatabase (PADS) and Transformer Registration and applicable forms.http://www.epa.gov/opptintr/pcb/index.html

Permit Application Software System (PASS) for NPDES

The Permit Application Software System (PASS) is a software solution provided by the United States Environmental Protection Agency(U.S EPA) to facilitate applications for National Pollutant Discharge Elimination System (NPDES) permits.http://cfpub2.epa.gov/npdes/permitissuance/pass.cfm

Permit Compliance System (PCS)

The Permit Compliance System (PCS) provides information on companies which have been issued permits to discharge waste water intorivers, when a permit was issued and expires, how much the company is permitted to discharge, and the actual monitoring data showingwhat the company has discharged.http://www.epa.gov/enviro/html/pcs/index.html

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Personal Greenhouse Gas Calculator

EPA has developed tools to help individuals reduce household greenhouse gas emissions These tools are designed for individuals whowant to take action and for businesses and organizations interested in reaching their employees and members about what theycan do at home to help protect our climate.http://yosemite.epa.gov/oar/globalwarming.nsf/content/

ResourceCenterToolsGHGCalculator.html

PESTAN Software

A model used to estimate the vertical migration of dissolved organic solutes through the vadose zone to groundwater Estimates are based

on a closed-form analytical solution of the advective–dispersive–reactive transport equation The model is intended for use in conductinginitial screening assessments of the potential for contamination of groundwater from currently registered pesticides and those submittedfor registration.http://www.epa.gov/nerlesd1/databases/pestan/abstract.htm

Pesticide Assessment Tool for Rating Investigations of Transport (PATRIOT)

Pesticide Assessment Tool for Rating Investigations of Transport (PATRIOT) provides rapid analyses of groundwater vulnerability topesticides on a regional, state, or local level PATRIOT assesses groundwater vulnerability by quantifying pesticide leaching potential interms of pesticide mass transported to the water table PATRIOT is composed of: (1) a pesticide fate and transport model (PRZM2), (2) acomprehensive database, (3) an interface that facilitates database exploration, (4) a directed sequence of interactions that guide the user

in providing necessary information to perform alternative model analyses, and (5) user-selected methods for summarizing and visualizingresults.http://www.epa.gov/ceampubl/gwater/patriot/index.htm

Pesticide Data Submitters List (PDSL)

The Pesticide Data Submitters List is a compilation of names and addresses of registrants who wish to be notified and offered compensationfor use of their data It was developed to assist pesticide applicants in fulfilling their obligation as required by sections 3(c)(1)(f) and 3(c)(2)(D) of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and 40 CFR Part 152 sub part E regarding ownership of data used

to support registration.http://www.epa.gov/opppmsd1/DataSubmittersList/

Pesticide Database Descriptions

The Office of Pesticide Programs has five environmental databases that it uses to assess hazards to the environment and to wildlife, aquaticorganisms, and plants Some of these databases are in the initial phases of development, while others are fully operational.http://www.epa.gov/oppefed1/general/databasesdescription.htm

Pesticide Product Information System (PPIS)

The Pesticide Product Information System (PPIS) contains information concerning all pesticide products registered in the United States.http://www.epa.gov/opppmsd1/PPISdata/

Pesticide Product Label System (PPLS)

The Pesticide Product Label System is a collection of images of pesticide labels which have been approved by the Office of PesticidePrograms (OPP) under Section 3 of the Federal Insecticide, Fungicide, and Rodenticide Act The collection contains the initially approvedlabel for pesticide products registered under FIFRA Section 3 as well as subsequent versions of labels which have changed viaamendment or notification.http://www.epa.gov/pesticides/pestlabels/

Pesticide Reregistration Status

EPA is reviewing older pesticides (those initially registered prior to November 1984) under the Federal Insecticide, Fungicide, andRodenticide Act (FIFRA) to ensure that they meet current scientific and regulatory standards This process, called reregistration,considers the human health and ecological effects of pesticides and results in actions to reduce risks that are of concern EPA also isreassessing tolerances (pesticide residue limits in food) to ensure that they met the safety standard established by the Food QualityProtection Act (FQPA) of 1996.http://cfpub.epa.gov/oppref/rereg/status.cfm?showZrereg

Pesticide-Restricted Use Products Report (RUP)

The Restricted Use Products Report is a compilation of both active and cancelled pesticide products classified as “Restricted Use” The

“Restricted Use” classification restricts a product, or its uses, to use by a certificated pesticide applicator or under the direct supervision of

a certified applicator.http://www.epa.gov/opprd001/rup/index.htm

Pesticide Storage and Handling Practices on the Farm

Explains proper handling and storage of pesticides on farmsteads Provides a general overview of pesticide handling and storage, a riskassessment section, and recommendations for correcting problems related to pesticide storage.http://www.epa.gov/seahome/farmpest.html

Pesticide Water Models

Scientists in the Office of Pesticide Programs (OPP) in the Environmental Protection Agency (EPA) frequently use simulation models topredict pesticide concentrations in surface and groundwater for use in both human health and aquatic ecological exposure assessments.http://www.epa.gov/oppefed1/models/water/index.htm

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PLUMES Models

PLUMES includes two initial dilution plume models (RSB and UM) and a model interface manager for preparing common input and runningthe models Two farfield algorithms are automatically initiated beyond the zone of initial dilution PLUMES also incorporates the flowclassification scheme of the Cornell Mixing Zone Models (CORMIX) with recommendations for model usage, thereby providing a linkagebetween the systems PLUMES models are intended for use with plumes discharged to marine and some freshwater bodies Bothbuoyant and dense plumes, single sources, and many diffuser outfall configurations can be modeled.http://www.epa.gov/ceampubl/swater/plumes/index.htm

PM (Particulate Matter) Calculator

EPA has replaced the PM-10 Calculator program with new software that will estimate filterable PM2.5 emissions PM Calculator isapplicable to point sources only and requires the user to input uncontrolled emissions (either total filterable particulate or filterable PM10)for each source, the source category classification (SCC) and the control device, if any The program will then calculate controlledemissions for filterable PM2.5 and filterable PM10 for each point source.http://www.epa.gov/ttn/chief/software/pmcalc/index.htmlPollution Prevention Software

The Pollution Prevention Act of 1990 established source reduction as the preferred approach to environmental protection P2 can savemoney, reduce liability, and improve efficiency, worker safety, and competitiveness This program outlines the relevant environmentallegislation and addresses P2 in industry, agriculture, energy, government, and consumer sectors Examples include more efficientmanufacturing processes, alternative products and procedures that generate less or more benign end products, and ways to reduce theamount of raw materials used.http://www.epa.gov/seahome/prevent.html

PRESTO Software

PRESTO (Prediction of Radiological Effects Due to Shallow Trench Operations) is a computer model for evaluating radiation exposure fromcontaminated soil layers, including waste disposal, soil cleanup, agricultural land application, and land reclamation.http://www.epa.gov/radiation/assessment/presto.html

Principles and Design of On-site Waste Disposal with Septic Systems Software

The software teaches the basics of on-site treatment using diagrams and animations: septic tanks, drainfields, mounds, water conservation

It covers principles of treatment, design, and siting, as well as soil basics and water conservation.http://www.epa.gov/seahome/onsite.html

Private Pesticide Applicator Training Software

This is an interactive guide to the Federal regulatory requirements and user health concerns for pesticide handling and application Itincludes an extended tutorial on pesticide laws and reglulations, a guide to safe handling and mixing, and a short course in reading andinterpreting the labels and health warnings.http://www.epa.gov/seahome/privpest.html

Private Water Systems

A complete minicourse in design and construction of private drinking water systems (wells and piping) includes water quantities required,water pumps, systems controls, design considerations and piping.http://www.epa.gov/seahome/private.html

Program to Assist in Tracking Critical Habitat (PATCH)

PATCH is a spatially explicit, individual-based, life history simulator designed to project populations of territorial terrestrial vertebratespecies through time PATCH is ideal for investigations involving wildlife species that are mobile habitat specialists PATCH’s datarequirements are minimal: provided with habitat maps, specifications for habitat use (territory size and habitat affinity), vital rates (survivaland reproduction), and parameters for species’ movement behavior, a simulation can be generated.PATCH’s outputs fall into two generalcategories: pattern-based metrics and demographic analyses http://www.epa.gov/wed/pages/models/patch/patchmain.htm

Protecting Children’s Health in Schools Software

Intended for the decision-maker in a school system, the software aids in identification of potential hazards to assist in protecting theenvironment and the health of those who use the school The guide will discuss what those hazards might be, how to test for them, andhow to remedy problems found http://www.epa.gov/seahome/child.html

PRZM3 Model

PRZM3 is the most recent version of a modeling system that links two subordinate models, PRZM and VADOFT, in order to predictpesticide transport and transformation down through the crop root and unsaturated zone PRZM is a one-dimensional, finite-differencemodel that accounts for pesticide and nitrogen fate in the crop root zone PRZM3 includes modeling capabilities for such phenomena assoil temperature simulation, volatilization and vapor phase transport in soils, irrigation simulation, microbial transformation, and a method

of characteristics (MOC) algorithm to eliminate numerical dispersion PRZM is capable of simulating transport and transformation of theparent compound and as many as two daughter species VADOFT is a one-dimensional, finite-element code that solves Richard’sequation for flow in the unsaturated zone The user may make use of constitutive relationships between pressure, water content, andhydraulic conductivity to solve the flow equations VADOFT may also simulate the fate of two parent and two daughter products.http://www.epa.gov/ceampubl/gwater/przm3/index.htm

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Radiation Risk Assessment Software: CAP88 PC

CAP88-PC is a personal computer software system used for calculating dose and risk from annual average releases of radionuclides to theair.http://www.epa.gov/radiation/assessment/CAP88/index.html

Radionuclide Carcinogenicity Slope Factors Software

The source provides the latest information and guidance on using radionuclide slope factors from the Health Effects Assessment SummaryTables (HEAST) — Radionuclides Table (formerly Table 12A.4) EPA, other federal agencies, states and contractors who areresponsible for the identification, characterization and remediation of sites contaminated with radioactive materials use radionuclideslope factors in risk assessments to calculate potential risks to the general public http://www.epa.gov/radiation/heast/download.htmRCRA Boiler & Industrial Furnace Regulations

In February 1991, the USEPA promulgated a final rule that expands controls on hazardous waste combustion by regulating the burning ofhazardous waste in boilers and industrial furnaces (BIFs) The BIF rule sets levels of control for emissions of toxic organic compounds,toxic metals, HCl, chlorine gas and particulate matter Owners and operators of BIFs are subject to permitting and other standardsapplicable to hazardous waste treatment, storage and disposal facilities The site helps to understand the applicability, terms, definitions,technology and requirements associated with the BIF rule.http://www.epa.gov/seahome/bif.html

RCRA Corrective Action Processs

The Corrective Action Process aims to identify, develop, and implement appropriate corrective measures to protect human health and theenvironment at facilities where hazardous wastes or pollutants are handled or managed The purpose of CAP is to guide facilities throughthe many governing authorities and laws while providing an easy to follow path to proper and legal corrective action Menu items coverinterim and stabilization measures, a detailed breakdown of the quality assurance plan, health and ecological assessment, remediationtechnologies, public participation, an extensive guide to statutory authorities, and a glossary and a bibliography of guidance documents.http://www.epa.gov/seahome/cap.html

RCRAInfo

RCRAInfo is EPA’s comprehensive information system, providing access to data supporting the Resource Conservation and Recovery Act(RCRA) of 1976 and the Hazardous and Solid Waste Amendments (HSWA) of 1984 RCRAInfo replaces the data recording andreporting abilities of the Resource Conservation and Recovery Information System (RCRIS) and the Biennial Reporting System (BRS).RCRAInfo characterizes facility status, regulated activities, and compliance histories and captures detailed data on the generation ofhazardous waste from large quantity generators and on waste management practices from treatment, storage, and disposal facilities.http://www.epa.gov/epaoswer/hazwaste/data/index.htm

ReduceIt Companion Software to Source Reduction Program Potential Manual

This companion software is designed to be used in connection with the Source Reduction Program Potential Manual to help solid wastemanagers plan for a source reduction program and determine the impact of various source reduction options on their community TheSource Reduction Program Potential Manual and Software estimate the program potential for six source reduction options: threeresidential (grasscycling, home composting, and clothing reuse) and three commercial and industrial (office paper reduction, converting

to multi-use pallets, and paper towel reduction).http://www.epa.gov/epaoswer/non-hw/reduce/reduceit/index.htm

Regional Air Pollutant Inventory Development System (RAPIDS)

As the principle component of the Great Lakes Regional Air Toxic Emissions Inventory project, the Regional Air Pollutant InventoryDevelopment System (RAPIDS) is the first ever multi-jurisdictional pollutant emissions inventory software that has been developed Thefocus of the study was on the Commission defined list of 49 toxic pollutants, in addition to several other important nontoxic compounds.Now, RAPIDS is used by each Great Lakes state and Province of Ontario The latest regional inventory for 1997 contains over 80 toxicpollutants for point, area, and mobile (onroad and nonroad source) emissions.http://www.glc.org/air/rapids/rpdsover.html

Regional Vulnerability Assessment (ReVA) Program

EPA’s Regional Vulnerability Assessment (ReVA) program is an approach to regional scale, priority-setting assessment being developed

by EPA’s Office of Research and Development (ORD) ReVA will expand cooperation among the laboratories and centers of ORD, byintegrating research on human and environmental health, ecorestoration, landscape analysis, regional exposure and process modeling,problem formulation, and ecological risk guidelines.http://www.epa.gov/reva/#

Registry of EPA Applications and Databases

The Registry of EPA Applications and Databases (READ) is an authoritative registry that uniquely identifies the Environmental ProtectionAgency’s (EPA) diverse information resources including computer application systems, databases, and models As a catalog of availableEPA information, READ provides a single point of entry to identify, locate, and access Agency information resources READ supportsEPA’s metadata vision to: create and store metadata in as few places as possible; improve the quality and consistency of metadata; andprovide a central point of access to the complete collection of all Agency information resources metadata.http://www.epa.gov/read/Regulatory Air Models

This website is a source of information on atmospheric dispersion (air quality) models that support regulatory programs required by theClean Air Act Documentation and guidance for these computerized models are a major feature of this website The computer code, dataand technical documents offered deal with mathematical modeling for the dispersion of air pollutants.http://www.epa.gov/scram001/

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Remediation Annual Status Report

The Annual Status Report (ASR) Remediation Database documents the status and achievements of 1,811 technology applicationsidentified for Superfund remedial action sites, including 1,760 treatment applications for soil, other solid wastes, and groundwater and 51applications of groundwater containment using vertical engineered barriers (VEB).http://cfpub.epa.gov/asr/index.cfm

Reporting on Municipal Solid Waste: A Local Issue

The “Reporter’s Guide” is a software application that presents background information to assist print and broadcast media in understandingmunicipal solid waste (MSW) issues Examines the role of federal, state, and local governments in MSW management; options for solidwaste management (source reduction, recycling, incineration, and landfilling); and regulations for solid waste landfills.http://www.epa.gov/epaoswer/non-hw/muncpl/reporting.htm

Residential Energy Efficiency

This program shows effective ways to reduce home energy consumption Topics include insulation, windows, doors, weather-stripping, andcaulking The expert system feature allows users to calculate how much they will save by making their homes more energy efficient.http://www.epa.gov/seahome/energy.html

Residential Water Conservation Techniques Software

With more than 100 color graphic screens and animation, this program shows effective ways to save water inside and outside the house.Topics include efficient toilets, showerheads, faucets; leak detection, water efficient lawn care and gardening; car washing and pooloperation.http://www.epa.gov/grtlakes/seahome/watcon.html

RETC Software

A program for analyzing the hydraulic conductivity properties of unsaturated soils The parametric models of Brooks-Corey and vanGenuchten are used to represent the soil water retention curve, and the theoretical pore-size distribution models of Mualem and Burdinepredict the unsaturated hydraulic conductivity function.http://www.epa.gov/nerlesd1/databases/retc/abstract.htm

Risk Management Plans (via RTK–NET)

These provides a searchable database of relevant information to assist in citizen participation during the preparation of risk managementplans.http://www.rtknet.org/rmphelp.html

RMP*Comp

RMP*Comp is a free program you can use to complete the offsite consequence analyses (both worst case scenarios and alternativescenarios) required under the Risk Management Planning Rule.http://yosemite.epa.gov/oswer/ceppoweb.nsf/content/rmp-comp.htmRMP*Review

RMP*Review is a free software program designed for reviewing and analyzing Risk Management Plans (RMPs) submitted under the CleanAir Act, Section 112(r).http://yosemite.epa.gov/oswer/ceppoweb.nsf/content/rmp_review.htm

RMP*Submit

RMP*Submit 2004 is the free, official EPA, personal computer software for facilities to use in submitting Risk Management Plans (RMP)required under the Risk Management Program.http://yosemite.epa.gov/oswer/ceppoweb.nsf/content/ap-rmsb.htm#rmpsub

Safe Drinking Water Information System (SDWIS)

The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA’sdrinking water regulations, as reported to EPA by the states These regulations establish maximum contaminant levels, treatmenttechniques, and monitoring and reporting requirements to ensure that water systems provide safe water to their customers.http://www.epa.gov/enviro/html/sdwis/sdwis_query.html

Science Inventory

The Science Inventory (SI) is a searchable database of EPA science activities and scientific/technical work products The Science Inventoryprovides information about current or recently completed activities, providing a snapshot of what science EPA is conducting in itsresearch laboratories and centers, program and regional offices, and through grants and other assistance agreements to universities andother institutions The Science Inventory currently contains 5,646 records.http://cfpub.epa.gov/si/

Scout Software

A univariate and multivariate data analysis tool with several classical and robust procedures (e.g., outlier testing, interactive 2D/3D graphics),making it a useful package for environmental and ecological applications Scout can transform data, assess variable normality, producehistograms and Q–Q plots of raw data and principal component scores (PCSs), and produce scatter plots of raw data, PCSs, anddiscriminant scores.http://www.epa.gov/nerlesd1/databases/scout/abstract.htm

Section Seven Tracking System (SSTS)

SSTS is one of the major systems that supports the Pesticide Program at EPA SSTS is the only automated system that EPA uses to trackpesticide producing establishments and the amount of pesticides they produce SSTS records the registration of new establishments andrecords pesticide production at each establishment.http://www.epa.gov/Compliance/planning/data/toxics/sstsys.html

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Sector Facility Indexing Project (SFIP)

The Sector Facility Indexing Project focused on compiling information on facilities within five industry categories (automobile assembly, pulpmanufacturing, petroleum refining, iron and steel production, and the primary smelting and refining of aluminum, copper, lead, and zinc(nonferrous metals), and selected major federal facilities) SFIP contained records for 591 facilities from the five industry sectors, as well

as 273 federal facilities SFIP information related to compliance and inspection history, chemical releases and spills, and demographics

of the surrounding population.http://www.epa.gov/sfipmtn1/access.html

Simplified Method Program — Variable Complexity Stream Toxics Model (SMPTOX3)

U.S EPA regulatory programs have sponsored development of an interactive computer program for performing waste load allocations fortoxics — Simplified Method Program — Variable Complexity Stream Toxics Model (SMPTOX3) SMPTOX3 provides user-friendlyaccess to a technique for calculating water column and stream bed toxic substance concentrations resulting from point sourcedischarges into streams and rivers It predicts pollutant concentrations in dissolved and particulate phases for water column and bedsediments and total suspended solid.http://www.epa.gov/ceampubl/swater/smptox3/index.htm

Smart Travel Resource Center

EPA makes more than 100 information campaigns that focus on encouraging individuals to make travel decisions which have positiveimpacts on air quality, congestion, and quality of life The goal being that the users can learn from one another in designing,

implementing, and evaluating these innovative programs.http://yosemite.epa.gov/aa/strc.nsf

Software for Environmental Awareness

Resulting from a partnership between EPA Region 5 and the students and faculty at Purdue University, SEA has produced a number ofsoftware programs from simple linear tutorials to expert systems requiring the user to input data in order to receive a computer-calculatedsolution The collection includes water-related topics, solid waste, air pollution, and environmental assessment.http://www.epa.gov/glnpo/seahome/

Soil and Geologic Site Evaluation Software

This software provides information about the roles that soils, geology and depth to groundwater play in the protection of groundwater A riskassessment portion helps determine the potential for contamination at a site based on information supplied by the user.http://www.epa.gov/seahome/farmsite.html

Source Ranking Database

Performs a systematic screening-level review of over 12,000 potential indoor pollution sources to identify high-priority product andmaterial categories for further evaluation Can also identify the products that contain a specific chemical epa.gov/opptintr/exposure/docs/srd.htm

Spatial Grid Networks Software

Software and documentation for generating regular grids of hexagons and other shaped cells for the earth as a whole, or for parts of it, aswell as the existing grid for the USGS-BRD GAP program These materials are for the geometric and cartographic components of suchgrids.http://www.epa.gov/wed/pages/staff/white/getgrid.htm

SPECIATE Software

SPECIATE is EPA’s repository of Total Organic Compound (TOC) and Particulate Matter (PM) speciated profiles for a variety of sources foruse in source apportionment studies This release of SPECIATE no longer contains profiles assigned to SCC’s Instead, searching forprofiles by keyword has been improved and of course the user can still browse through the profiles.http://www.epa.gov/ttn/chief/software/speciate/index.html

STF Software

A computer-based tool for selecting data on chemicals in the environment and for simulating their fate and transport in site-specificconditions is available The software system consists of three components: (1) STF 2.0 (Soil Transport and Fate Database), whichprovides information on the behavior of chemicals in soil environments for use as input data on, for example, degradation rates andpartition coefficients (2) RITZ (Regulatory and Investigative Treatment Zone) and VIP 3.0 models RITZ simulates hazardous chemicalmovement and fate during land treatment of oily wastes VIP evaluates data using six different output options (3) RITZ and VIP modeleditors that are directly interfaced with STF 2.0 and aid in the creation of input files for the RITZ and VIP models.http://www.epa.gov/nerlesd1/databases/stf/abstract.htm

STORET

The U.S Environmental Protection Agency (EPA) maintains two data management systems containing water quality information for thenation’s waters: the Legacy Data Center (LDC), and STORET The LDC is a static, archived database and STORET is an operationalsystem actively being populated with water quality data.http://www.epa.gov/STORET/about.html

Storm Water Management Model (SWMM)

The Storm Water Management Model (SWMM) is a comprehensive computer model for analysis of quantity and quality problemsassociated with urban runoff Both single-event and continuous simulation can be performed on catchments having storm sewers, orcombined sewers and natural drainage, for prediction of flows, stages and pollutant concentrations.http://www.epa.gov/ceampubl/swater/swmm/index.htm

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Substance Registry System (SRS)

The Substance Registry System (SRS) provides information on substances and how they are represented in the Environmental ProtectionAgency (EPA) regulations and information systems.http://www.epa.gov/srs/index.htm

Subsurface Characterization and Monitoring Techniques

An interactive, multimedia version of the two-volume, EPA reference entitled “Subsurface Characterization and Monitoring Techniques” by

R Boulding The documents include 1- to 2-page descriptions of more than 280 site characterization and field monitoring methods fordetecting groundwater contamination and other aspects of the subsurface at hazardous waste sites Geological and hydrogeologicalcharacterization topics covered include surface and borehole approaches, geophysical methods, and solids sampling; drilling; aquifertests and groundwater sampling; water-state measurement and monitoring; vadose zone hydraulic conductivity/flux measurement;vadose zone water budget characterization; vadose zone soil-solute sampling and gas monitoring; and field chemical analytical methods.http://www.epa.gov/nerlesd1/databases/subsurface/abstract.htm

Superfund Chemical Data Matrix (SCDM)

The Superfund Chemical Data Matrix (SCDM) is a source for factor values and benchmark values applied when evaluating potentialNational Priorities List (NPL) sites using the Hazard Ranking System (HRS) Factor values are part of the HRS mathematical equation fordetermining the relative threat posed by a hazardous waste site and reflect hazardous substance characteristics, such as toxicity andpersistence in the environment, substance mobility, and potential for bioaccumulation Benchmarks are environment- or health-basedsubstance concentration limits developed by or used in other EPA regulatory programs.http://www.epa.gov/superfund/sites/npl/hrsres/tools/scdm.htm

Superfund Information Systems

Site provides links to the various Superfund-related information tracking systems that are maintained by the EPA Included in the list areCERCLIS (general information about sites), Archived Sites (sites with completed site assessment and no further action required),Records of Decision (sites where remedial options have been selected), Five Year Reviews (sites that have been undergoingremediation for an extended time provide 5-year reviews of activities), Site Assessment Documentation (provides preliminaryassessment of sites that have recently been identified), Site Spill IDs (tracks logistical issues at Superfund sites), Data ElementDictionary (lexicon of Superfund related terms), and Site Information Products (collection of Superfund Information reports and products).http://www.epa.gov/superfund/sites/siteinfo.htm

Superfund Innovative Technologies

A searchable database of treatment technology applications for soil, groundwater, and other media at Superfund sites The information inthis database was gathered from Superfund decision documents and project managers at Superfund remedial and removal sites Itcontains information about source control technologies (addressing soil, sludge, sediment, and other solid-matrix wastes), innovative(in situ) groundwater treatment technologies, and subsurface barrier groundwater containment technologies (vertical engineeredbarriers) The database is searchable by site name, site identification number (CERCLIS ID), state, technology type, contaminant, andmedia.http://www.epa.gov/tio/databases/

Surf Your Watershed

Surf Your Watershed is a service to help you locate, use, and share environmental information about your state and watershed.http://www.epa.gov/surf/

Surface Water Education System Software

Topics include a general overview of the importance and quantity of surface water, a detailed look at this resource for Indiana, and adiscussion of how surface water can become contaminated Hypertext and numerous photos and graphics illustrate an extensivediscussion of agricultural best management practices to protect surface water resources.http://www.epa.gov/seahome/surfwat.htmlTANKS Emission Estimation Software

TANKS is a computer software program that estimates volatile organic compound (VOC) and hazardous air pollutant (HAP) emissions fromfixed- and floating-roof storage tanks TANKS is based on the emission estimation procedures from Chapter 7 of EPA’s Compilation OfAir Pollutant Emission Factors (AP-42).http://www.epa.gov/ttn/chief/software/tanks/index.html

Terminology Reference System (TRS)

The Terminology Reference System (TRS) was created to provide a single source of Environmental Protection Agency (EPA) terminology.The TRS is part of the centralized System of Registries (SoR), which provides access to the Agency’s core registry systems.http://www.epa.gov/trs/index.htm

Three-Dimensional Numerical Model of Hydrodynamics and Sediment Transport in Lakes and Estuaries (SED3D)

The Three-Dimensional Numerical Model of Hydrodynamics and Sediment Transport in Lakes and Estuaries (SED3D) simulates the flowand sediment transport in lakes, estuaries, harbors, and coastal waters SED3D is a dynamic modeling system that can be used tosimulate the flow and sediment transport in various water bodies under the forcing of winds, tides, freshwater inflows, and densitygradients with the influence of the Coriolis acceleration, complex bathymetry, and shoreline geometry.http://www.epa.gov/ceampubl/swater/sed3d/index.htm

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Tier2 Submit Software

EPA has developed Tier2 Submit 2004 to help facilities prepare an electronic chemical inventory report Twenty-two states are acceptingTier2 Submit from facilities for the 2004 reporting year.http://yosemite.epa.gov/oswer/ceppoweb.nsf/content/tier2.htm#t2formsThe Total Maximum Daily Load (TMDL) Universal Soil Loss Equation (USLE)

The Total Maximum Daily Load (TMDL) Universal Soil Loss Equation (USLE) model is a software application for estimating diffuse sedimentsource loads within a watershed framework The user interface is similar to a spreadsheet and allows users to easily select and enterparameters used to estimate sediment loading.http://www.epa.gov/ceampubl/swater/usle/index.htm

Total Maximum Daily Loads (TMDL)

TMDL or Total Maximum Daily Load is a calculation of the maximum amount of a pollutant that a waterbody can receive and still meet waterquality standards, and an allocation of that amount to the pollutant’s sources Water quality standards are set by States, Territories, andTribes They identify the uses for each waterbody, for example, drinking water supply, contact recreation (swimming), and aquatic lifesupport (fishing), and the scientific criteria to support that use A TMDL is the sum of the allowable loads of a single pollutant from allcontributing point and nonpoint sources The calculation must include a margin of safety to ensure that the waterbody can be used for thepurposes the State has designated The calculation must also account for seasonal variation in water quality.http://www.epa.gov/owow/tmdl/intro.html#definition

Total Risk Integrated Methodology (TRIM) Models

The TRIM design includes three individual modules: The Environmental Fate, Transport, and Ecological Exposure module, TRIM.FaTE,accounts for movement of a chemical through a comprehensive system of discrete compartments (e.g media and biota) that representpossible locations of the chemical in the physical and biological environments of the modeled ecosystem and provides an inventory, overtime, of a chemical throughout the entire system In addition to providing exposure estimates relevant to ecological risk assessment TheExposure-Event module, TRIM.Expo evaluates human exposures by tracking either randomly selected individuals that represent anarea’s population or population groups referred to as “cohorts” and their inhalation and ingestion through time and space In the RiskCharacterization module, TRIM.Risk, estimates of human exposures or doses are characterized with regard to potential risk using thecorresponding exposure- or dose-response relationships The TRIM.Risk module is also designed to characterize ecological risks frommultimedia exposures The output from TRIM.Risk is intended to include documentation of the input data, assumptions in the analysis,and measures of uncertainty, as well as the results of risk calculations and exposure analysis.http://www.epa.gov/ttn/fera/trim_gen.htmlToxics Release Inventory (TRI) Program

The Toxics Release Inventory (TRI) is a publicly available EPA database that contains information on toxic chemical releases and otherwaste management activities reported annually by certain covered industry groups as well as federal facilities.http://www.epa.gov/tri/Toxic Substances Control Act Chemical Substance Inventory

EPA classifies chemical substances as either “existing” chemicals or “new” chemicals The only way to determine if the substance is a newchemical is by consulting EPA’s Toxic Substances Control Act Chemical Substance Inventory (commonly referred to as the TSCAInventory or just the Inventory).There are approximately 75,000 chemical substances, as defined in Section 3 of the TSCA, on theInventory at this time epa.gov/opptintr/newchems/invntory.htm

TRI-ME Toxics Release Inventory Made Easy Software

The Toxics Release Inventory - Made Easy (TRI-ME) software is a tool to help facilities determine and complete their Emergency Planning andCommunity Right-to-Know Act (EPCRA) section 313 (TRI) reporting obligations.http://www.epa.gov/triinter/report/software/index.htmTSCATS Standard Reports (via RTK-NET)

TSCATS (Toxic Substances Control Act Test Submissions) is an online index to unpublished, nonconfidential studies covering chemicaltesting results and adverse effects of chemicals on health and ecological systems The studies are submitted by U.S industry to EPAunder several sections of the Toxic Substance Control Act (TSCA) There are four types of documents in the database: Section 4chemical testing results, Section 8(d) health and safety studies, Section 8(e) substantial risk of injury to health or the environment notices,and voluntary documents submitted to EPA known as a For Your Information (FYI) notice.http://www.rtknet.org/tsc/

UIC Class V Injection Wells Software

USEPA’s Underground Injection Control (UIC) program is explained in this hypertext-based software package, with a focus on Class Vinjection wells in particular These wells inject wastewater directly into or above underground sources of drinking water, so it is important

to understand why they exist, why they may pose a danger to the environment, and how they may be operated and maintained safely.http://www.epa.gov/seahome/inject.html

Urban Airshed Model (UAM)

The Atmospheric Sciences Modeling Division (ASMD) of NOAA’s Air Resources Laboratory (ARL) collaborates with the U.S EnvironmentalProtection Agency (EPA) and its predecessor agencies in developing advanced air quality models that can simulate the transport andfate of pollutants in the atmosphere.http://www.epa.gov/asmdnerl/

Vehicle and Engine Emissions Modeling Software

Modeling is EPA’s method for estimating emissions from on-road vehicles, nonroad sources, and fuels Inventories are calculations of totalemissions of a pollutant for a given area at a defined time and set of conditions.http://www.epa.gov/otaq/models.htm

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