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

SOCIALIST REPUBLIC OF VIETNAM

QCVN 09-MT:2015/BTNMT

National technical regulation on ground water quality

HÀ NỘI - 2015


Foreword

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
Bảng 1: Maximum value of ground water quality parameters
No.
Parameter
Unit
Maximum value
rrss
1
pH
5,5 - 8,5
2
Pemanganat index
mg/l
4
3
Total dissolved solids (TDS)
mg/l
1500
4
mg/l
500
Total hardness (calculated as
CaCO3)
+
5

mg/l
1
Ammonium (NH4 tính theo N)
6
mg/l
1
Nitrite (NO 2 tính theo N)
7
mg/l
15
Nitrate (NO 3 tính theo N)
8
mg/l
250
Chloride (Cl-)
9

Fluoride (F-)

10
11
12
13

Sulfate (SO 4 )
Cyanide (CN )
Arsenic (As)
Cadmium (Cd)

2-

mg/l

1

mg/l
mg/l
mg/l
mg/l

400
0,01
0,05
0,005


14
15
16
17
18

Lead (Pb)
6+
Chromium VI (Cr )
Copper (Cu)
Zinc (Zn)
Nickel (Ni)

mg/l

mg/l
mg/l
mg/l
mg/l

0,01
0,05
1
3
0,02

19
20
21
22
23

Manganese (Mn)
Mercury (Hg)
Iron (Fe)
Selenium (Se)
Aldrin

mg/l
mg/l
mg/l
mg/l
µg/l

0,5

0,001
5
0,01
0,1

24

Benzene hexachloride (BHC)

µg/l

0,02

25

Dieldrin

µg/l

0,1

µg/l

1

µg/l
mg/l
Bq/l
Bq/l
MPN or

CFU/100 ml
MPN or
CFU/100 ml

0,2
0,001
0,1
1
3

26

Total Dichloro diphenyl
trichloroethane (DDTs)

27
28
29
30
31

Heptachlor & Heptachlorepoxide
Total Phenol
Total radioactivity α
Total radioactivity β
Coliform

32

E.Coli

Not
detected

3. DETERMINING METHOD
3.1. Sampling method and determining ground water parameter value
shall conform following standards

No

Parameter

Analytical methods, standards


1

Sampling

- TCVN 6663-1:2011 (ISO 5667-1:2006) –
Water quality – Sampling – Part 1:
Gui dance on sampling techni ques ;
- TCVN 6663-3:2008 (ISO 5667-3:2003) Water quality – Sampling – Part 3:
Guidance on the preservation and
handling of water samles


2

- TCVN 6663-11:2011 (ISO 566711:2009) - Water quality – Sampling –

Part 11: Guidance on sampling of
groundwaters.
- TCVN 6492:2011 (ISO 10523:2008) Water quality - Determination of pH.

pH

- SMEMW 4500.H-B:2012.
3

Total hardness (tính theo
CaCO3)

4

Permanganate index

5

Total dissolved solids (TDS)

6

Ammonium (NH4 tính theo - TCVN 5988:1995 (ISO 5664:1984) N)
Water quality - Determination of ammonium
- Distillation and titration method;

- SMEMW 2340.B:2012.
- TCVN 6186:1996 (ISO 8467:1993 (E)) –
Water quality
- Determination of

permanganate index.
- SMEWW 2540.C:2012

+

- 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 nitriteMolecular
absorption
spectrometric
method.;
-

- SMEWW 4500- NO 2.B:2012.

-

10

Nitrate (NO 3 tính theo N)

11

Sulfate (SO4 )

2-

- TCVN 7323-1:2004 (ISO 78901:1986) - Water quality – Determination of
nitrate – Part 1: 2,6-Dimethylphenol
spectrometric method.
- TCVN 6200:1996 (ISO 9280:1990 (E))–
Water quality – Determination of sulfate.
Gravimetric method using barium chloride;
2-

- SMEWW 4500-SO4 .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

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

Arsenic (As)

- SMEWW 3120.B:2012.
15

Cadmium (Cd)

- SMEWW 3120.B:2012.

16

Lead (Pb)

- SMEWW 3113.B:2012;
- SMEWW 3120.B:2012;

17

6+

Chromium VI (Cr )

- TCVN 6658:2000 (ISO 11083:1994) –
Water quality - Determination of chromium
(VI) - Spectrometric method using 1,5diphenylcarbazide;
- 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
- TCVN 7724:2007 (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
1.10phenantrolin.
- 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 9696-1:2007) Water quality – Measurement of gross
alpha activity in non-saline water – Thick
source method

26

Gross beta activity

- TCVN 6219:2011 (ISO 9697-1:2008) Water quality – Measurement of gross beta
activity in non-saline water – Thick source
method

β


27

E.coli

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..
- 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

30

BHC

31

Dieldrin

32

Aldrin

33

Heptachlor &
Heptachlorepoxide

TCVN 9241:2012 Water quality.
Determination of certain organochlorine
insecticides, polychlorinated biphenyls and
chlorobenzenes - Gas chromatographic
method after liquid - liquid extraction.
- EPA 8081.B;

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.