QCVN 09MT:2015BTNMT National technical regulation on ground water quality

QCVN 09MT:2015BTNMT National technical regulation on ground water quality QCVN 09MT:2015BTNMT Quy chuẩn kỹ thuật quốc gia về chất lượng nước dưới đất QCVN 09MT:2015BTNMT was complied, edited from QCVN 09:2008BTNMT by Drafting Committee of national technical regulations on ground water quality; submited by Vietnam Enviroment Administration, Department of Science Technology, Department of Legal Affairs and promulgated in line with Circular No. 662015TTBTNMT dated December 21, 2015 issued by Minister of Natural Resources and Environment

SOCIALIST REPUBLIC OF VIETNAM

QCVN 09-MT:2015/BTNMT

National technical regulation on ground water quality

HÀ NỘI - 2015

QCVN 09-MT:2015/BTNMT was complied, edited from QCVN 09:2008/BTNMT by Drafting Committee of national technical regulations on ground water quality; submited by Vietnam Enviroment Administration, Department of Science & Technology, Department of Legal Affairs and promulgated in line with Circular No 66/2015/TT-BTNMT dated December 21, 2015 issued by Minister of Natural Resources and Environment

2

National technical regulation on ground water quality

1 GENERAL PROVISIONS 1.1 Scope of regulation

1.1.1 This regulation stipulates maximum value of ground water quality parameters

1.1.2 This regulation applies to assess and supervise the quality of groundwater resources, as a basis to guide for the different purposes of water use

1.2 Terminology

Ground water in this regulation is water occurring in aquifers under the ground

2 TECHNICAL REGULATION

Maximum value of ground water quality parameters are specified in Table 1

4 Total hardness (calculated as

CaCO3)

14 Lead (Pb) mg/l 0,01

26 Total Dichloro diphenyl

trichloroethane (DDTs)

27 Heptachlor & Heptachlorepoxide µg/l 0,2

CFU/100 ml

3

CFU/100 ml detectedNot

3 DETERMINING METHOD 3.1 Sampling method and determining ground water parameter value

shall conform following standards

1 Sampling - TCVN 6663-1:2011 (ISO 5667-1:2006) –

Water quality – Sampling – Part 1: Guidance on sampling techniques ;

TCVN 66633:2008 (ISO 56673:2003) -Water quality – Sampling – Part 3: Guidance on the preservation and handling of water samles

- TCVN 6663-11:2011 (ISO 5667-11:2009) - Water quality – Sampling – Part 11: Guidance on sampling of groundwaters

2 pH - TCVN 6492:2011 (ISO 10523:2008) -

Water quality - Determination of pH

- SMEMW 4500.H-B:2012

3 Total hardness (tính theo

4 Permanganate index - TCVN 6186:1996 (ISO 8467:1993 (E)) –

Water quality - Determination of permanganate index

5 Total dissolved solids (TDS)

- SMEWW 2540.C:2012

6 Ammonium (NH4+ tính theo

N) TCVN 5988:1995 (ISO 5664:1984)

-Water quality - Determination of ammonium

- Distillation and titration method;

- TCVN 6179-1:1996 (ISO 7150-1:1984E) Water quality - Determination of ammonium Part 1: Manual spectrometric method

- SMEWW 4500 NH3.F:2012

7 Chloride (Cl-) - TCVN 6494-1:2011 (ISO 10304-1:2007)

Water quality - Determination of dissolved anions by liquid chromatography of ions -Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate;

- SMEWW 4500 Cl-.B:2012

8 Fluoride (F-) - TCVN 6494-1:2011 (ISO 10304-1:2007)

Water quality - Determination of dissolved anions by liquid chromatography of ions -Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate;

- TCVN 6195:1996 (ISO 10359-1:1992) Water quality – Determination of fluoride - Electrochemical probe method for potable and lightly polluted water

- SMEWW 4500 F-.D:2012

9 Nitrite (NO-2 tính theo N) TCVN 6178:1996 (ISO 6777:1984)

-Water quality - Determination of nitrite-Molecular absorption spectrometric method.;

- SMEWW 4500- NO-2.B:2012

10 Nitrate (NO-3 tính theo N) - TCVN 7323-1:2004 (ISO

7890-1:1986) - Water quality – Determination of nitrate – Part 1: 2,6-Dimethylphenol

spectrometric method

11 Sulfate (SO42-) - TCVN 6200:1996 (ISO 9280:1990 (E))–

Water quality – Determination of sulfate Gravimetric method using barium chloride;

- SMEWW 4500-SO42- .E:2005

12 Cyanide (CN-) - TCVN 7723:2007 (ISO 14403:2003)

Water quality - Determination of total cyanide and free cyanide by continuous flow analysis;

- SMEWW 4500 CN - .D:2012;

13 Total Phenol - TCVN 6216 :1996 (ISO 6439 :1990)

Water quality - Determination of phenol index - 4-aminoantipyrin spectrometric methods after distillation

14 Arsenic (As)

TCVN 6626:2000 (ISO 11969:1996) -Water quality - Determination arsenic Atomic absorption spectrometric method (hydride technique)

- SMEWW 3120.B:2012

15 Cadmium (Cd) - SMEWW 3120.B:2012.

- SMEWW 3120.B:2012;

17 Chromium VI (Cr6+) - TCVN 6658:2000 (ISO 11083:1994) –

Water quality - Determination of chromium (VI) - Spectrometric method using 1,5-diphenylcarbazide;

- SMEWW 3500-Cr.B: 2012

18 Copper (Cu) TCVN 6193:1996 (ISO 8288:1986)

-Water quality - Determination of cobalt nickel, copper, zinc, cadmium, and lead Flame atomic absorption spectrometric methods

- EPA 6010.B;

- SMEWW 3111.B:2012;

19 Zinc (Zn) TCVN 6193:1996 (ISO 8288:1986)

-Water quality - Determination of cobalt nickel, copper, zinc, cadmium,

and lead Flame atomic absorption spectrometric methods

- EPA 6010.B;

- SMEWW 3111.B:2012;

20 Manganese (Mn) TCVN 6002:1995 (ISO 6333:1986)

-Water quality - Determination of manganese - Formaldoxime spectrometric method

- SMEWW 3111.B:2012;

21 Nickel (Ni) - EPA 6010.B;

- SMEWW 3111.B:2012;

- SMEWW 3120.B:2012;

22 Mercury (Hg) TCVN 7877:2008 (ISO 5666:1999)

-Water quality - Determination of mercury

- CVNT 77 2 4:2 0 07 (ISO 17852:2006) – Water quality Determination of mercury -Method using atomic fluorescence spectrometry;

- EPA 7470.A;

- SMEWW 3112.B:2012;

23 Iron (Fe) TCVN 6177:1996 (ISO 6332:1988)

Water quality Determination of iron -Spectrometric method using 1.10-phenantrolin

- SMEWW 3111.B:2012;

- SMEWW 3500-Fe.B:2012;

24 Selenium (Se) TCVN 6183:1996 (ISO 9965:1993)

Water quality Determination of selenium -Atomic absorption method (hydride technique);

- SMEWW 3114.B:2012;

- SMEWW 3120.B:2012;

- EPA 200.8

25 Gross alpha activity α TCVN 6053:2011 (ISO 96961:2007)

-Water quality – Measurement of gross alpha activity in non-saline water – Thick source method

26 Gross beta activity β TCVN 6219:2011 (ISO 96971:2008)

-Water quality – Measurement of gross beta activity in non-saline water – Thick source method

27 E.coli - TCVN 6187-2:1996 (ISO 9308-2:1990),

Water quality - Detection and enumeration

of organisms thermotolerant coliform organisms and presumptive Escherichia coli Part 2: Multiple tube (most probable number) method

28 Coliform

- TCVN 6187-2:1996 (ISO 9308-2:1990), Water quality - Detection and enumeration

of organisms thermotolerant coliform organisms and presumptive Escherichia coli Part 2: Multiple tube (most probable number) method;

- SMEWW 9221.E-B:2012;

29 DDTs

- TCVN 9241:2012 Water quality Determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes - Gas chromatographic method after liquid - liquid extraction

- EPA 8081.B;

30 BHC

31 Dieldrin

32 Aldrin

33 Heptachlor &

Heptachlorepoxide

3.2 Accept the guidance on analysis method of other national

and international standards which is equivalent or higher than above standards in Section 3.1

4 IMPLEMENTATION 4.1 This regulation replaces QCVN 09:2008/BTNMT – National

technical regulation on ground water quality which was promulgated in line with Decision No 16/2008/QD-BTNMT dated December 31, 2008 issued by Ministry of Natural Resources and Environment

4.2 The State Environment Management Authority is responsible

for guidance, inspect, supervise the implementation of this regulation

4.3 In case of the standards listed in Section 3.1 of this

regulation are amended, supplemented or replaced shall be applied under new documents