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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 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 National technical regulation on ground water quality 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 TECHNICAL REGULATION Maximum value of ground water quality parameters are specified in Table Bảng 1: Maximum value of ground water quality parameters No Parameter Unit Maximum value rrss pH 5,5 - 8,5 Pemanganat index mg/l Total dissolved solids (TDS) mg/l 1500 mg/l 500 Total hardness (calculated as CaCO3) + mg/l Ammonium (NH4 tính theo N) mg/l Nitrite (NO tính theo N) mg/l 15 Nitrate (NO tính theo N) mg/l 250 Chloride (Cl-) Fluoride (F-) 10 11 12 13 Sulfate (SO ) Cyanide (CN ) Arsenic (As) Cadmium (Cd) 2- mg/l 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 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 0,01 0,1 24 Benzene hexachloride (BHC) µg/l 0,02 25 Dieldrin µg/l 0,1 µg/l µg/l mg/l Bq/l Bq/l MPN or CFU/100 ml MPN or CFU/100 ml 0,2 0,001 0,1 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 DETERMINING METHOD 3.1 Sampling method and determining ground water parameter value shall conform following standards No Parameter Analytical methods, standards 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 - 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 Total hardness (tính theo CaCO3) Permanganate index Total dissolved solids (TDS) 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 - 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 - Nitrite (NO 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 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 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