Nội dung toàn văn Circular 67/2015/TT-BTNMT introduction national technical Regulation environment
MINISTRY OF NATURAL RESOURCES AND ENVIRONMENT | THE SOCIALIST REPUBLIC OF VIETNAM |
No: 67/2015/TT-BTNMT | Hanoi, December 21, 2015 |
CIRCULAR
INTRODUCTION OF NATIONAL TECHNICAL REGULATION ON ENVIRONMENT
Pursuant to the Law on Technical regulations and standards dated June 29, 2006;
Pursuant to the Law on Environment protection dated June 23, 2014;
Pursuant to the Government's Decree No. 127/2007/ND-CP dated August 01, 2007 detailing the implementation of a number of articles of the Law on Technical regulations and standards;
Pursuant to the Government’s Decree No.21/2013/ND-CP dated March 04, 2013 defining functions, responsibilities, entitlements and organizational structure of the Ministry of Natural Resources and Environment;
At request of the Director General of the Vietnam Environment Administration, Directors of Departments of Science and Technology and Department of Legal Affairs;
The Minister of Natural Resources and Environment hereby issues this Circular stipulating National Technical Regulation (QCVN) on Environment.
Article 1. This Circular is issued together with QCVN 10-MT: 2015/BTNMT – marine water quality.
Article 2. This Circular enters into force from March 01, 2016.
Article 3. General Director of Vietnam Environment Administration, Heads of Affiliates of the Ministry of Natural Resources and Environment, Directors of Departments of Natural Resources and Environment of provinces and centrally-affiliated cities, and relevant entities shall be responsible for the implementation of this Circular./.
| MINISTER |
QCVN 10-MT: 2015/BTNMT
NATIONAL TECHNICAL REGULATION ON MARINE WATER QUALITY
Foreword
QCVN 10-MT:2015/BTNMT is compiled by the editorial board for the national technical regulation on marine water quality, proposed by Vietnam Environment Administration, Departments of Science and Technology, and Department of Legal Affairs and issued together with the Circular No.67/2015/TT-BTNMT dated December 21, 2015 by the Minister of Natural Resources and Environment.
NATIONAL TECHNICAL REGULATION ON MARINE WATER QUALITY
1. GENERAL PROVISIONS
Scope
1.1.1. This Regulation stipulates the concentration limits of constituents of marine water.
1.1.2. This Regulation applies to evaluate and control the marine water quality of territorial waters and other waters zones for water sports, water recreation, aquaculture, marine conservation and other purposes.
1.2. Interpretation
For the purpose of this Regulation, terms herein shall be construed as follows:
1.2.1. Coastal waters include bays, harbors and waters landward within 03 nautical miles (approx. 5.5 km) from the coastline.
1.2.2. Inshore waters are bands of waters extending from the outer edge of the coastal waters to up to 24 nautical miles (approx. 44 km).
1.2.3. Offshore waters are band of waters extending from the outer edge of the inshore waters to up to the outer edge of the continental shelf of Vietnam.
2. TECHNICAL PROVISIONS
2.1. Coastal waters quality
Concentration limits of constituents of coastal waters are presented in the following table:
Table 1: Limits of coastal waters constituent concentration
No. | Parameters | Unit | Concentration limits | ||
Waters for aquaculture and marine conservation | Waters for water sports and recreation | Others | |||
1 | pH |
| 6.5 – 8.5 | 6.5 – 8.5 | 6.5 – 8.5 |
2 | Dissolved Oxygen (DO) | mg/l | ≥ 5 | ≥ 4 | - |
3 | Total suspended solid (TSS) | mg/l | 50 | 50 | - |
4 | Ammonium (NH4+ calculated as N) | mg/l | 0.1 | 0.5 | 0.5 |
5 | Phosphate (PO43- calculated as P) | mg/l | 0.2 | 0.3 | 0.5 |
6 | Fluoride (F-) | mg/l | 1.5 | 1.5 | 1.5 |
7 | Cyanide (CN-) | mg/l | 0.01 | 0.01 | 0.01 |
8 | Arsenic (As) | mg/l | 0.02 | 0.04 | 0.05 |
9 | Cadmium (Cd) | mg/l | 0.005 | 0.005 | 0.01 |
10 | Lead (Pb) | mg/l | 0.05 | 0.05 | 0.1 |
11 | Chrome VI (Cr6+) | mg/l | 0.02 | 0.05 | 0.05 |
12 | Total chrome | mg/l | 0.1 | 0.2 | 0.5 |
13 | Copper (Cu) | mg/l | 0.2 | 0.5 | 1 |
14 | Zinc (Zn) | mg/l | 0.5 | 1.0 | 2.0 |
15 | Manganese (Mn) | mg/l | 0.5 | 0.5 | 0.5 |
16 | Iron (Fe) | mg/l | 0.5 | 0.5 | 0.5 |
17 | Mercury (Hg) | mg/l | 0.001 | 0.002 | 0.005 |
18 | Aldrin | µg/I | 0.1 | 0.1 | 0.1 |
19 | Benzene hexachloride (BHC) | µg/I | 0.02 | 0.02 | 0.02 |
20 | Dieldrin | µg/l | 0.1 | 0.1 | 0.1 |
21 | Total Dichloro diphenyl trichloroethane (DDT) | µg/l | 1.0 | 1.0 | 1.0 |
22 | Heptachlor & Heptachlor epoxide | µg/l | 0.2 | 0.2 | 0.2 |
23 | Total Phenol | mg/l | 0.03 | 0.03 | 0.03 |
24 | Total mineral grease and oils | mg/l | 0.5 | 0.5 | 0.5 |
25 | Coliform | MPN | 1,000 | 1,000 | 1,000 |
Note: (-) means “N/A”
2.2. Inshore waters quality
Concentration limits of constituents of inshore waters are presented in the following table:
Table 2: Limits of inshore waters constituent concentration
No. | Parameters | Unit | Concentration limits |
1 | pH |
| 6.5 - 8.5 |
2 | Arsenic (As) | µg/l | 10 |
3 | Cadmium (Cd) | µg/l | 5 |
4 | Lead (Pb) | µg/l | 50 |
5 | Total Chrome (Cr) | µg/l | 100 |
6 | Copper (Cu) | µg/l | 30 |
7 | Zinc (Zn) | µg/l | 50 |
8 | Mercury (Hg) | µg/l | 1 |
9 | Cyanide (CN-) | µg/l | 5 |
10 | Aldrin | µg/l | 0.1 |
11 | Benzene hexachloride (BHC) | µg/l | 0.02 |
12 | Dieldrin | µg/l | 0.1 |
13 | Total Dichloro diphenyl trichloroethane (DDT) | µg/l | 1.0 |
14 | Heptachlor & Heptachlor epoxide | µg/l | 0.2 |
15 | Total Phenol | µg/l | 30 |
16 | Total mineral grease and oil | µg/l | 500 |
2.3. Offshore waters quality
Concentration limits of constituents of offshore waters are presented in the following table:
Table 3: Limits of offshore waters constituent concentration
No. | Parameters | Unit | Concentration limits |
1 | pH |
| 7.5 - 8.5 |
2 | Arsenic (As) | µg/l | 5 |
3 | Cadmium (Cd) | µg/l | 1 |
4 | Lead (Pb) | µg/l | 5 |
5 | Total Chrome (Cr) | µg/l | 50 |
6 | Copper (Cu) | µg/l | 10 |
7 | Zinc (Zn) | µg/l | 20 |
8 | Mercury (Hg) | µg/l | 0.2 |
9 | Cyanide (CN-) | µg/l | 5 |
10 | Total Phenol | µg/l | 30 |
11 | Total mineral grease and oil | µg/l | 500 |
3. METHODS OF DETERMINATION OF CONSTITUENT CONCENTRATION
3.1. The following methods for marine water sampling and constituent concentration determination shall be applied:
| Elements | Methods of assay and standard regulations |
1 | Sampling | - TCVN 5998:1995 (ISO 5667-9:1987) –Water quality – Sampling –Guidelines for marine water sampling |
2 | pH | - TCVN 6492:2011 (ISO 10523:2008) –Water quality – Determination of pH |
3 | Dissolved Oxygen (DO) | - TCVN 7324:2004 (ISO 5813:1983) –Water quality – Determination of Dissolved oxygen – iodometric method - TCVN 7325:2004 (ISO 5814:1990) –Water quality – Determination of Dissolved oxygen – Electrochemical probe method |
4 | Total suspended solid (TSS) | - TCVN 6625:2000 (ISO 11923:1997)-TCVN 6625:2000 (ISO 11923:1997)- Water quality – Determination of suspended solid by filtration through glass-fibre filters; - SMEWW 2540.D:2012. |
5 | Ammonium | - TCVN 5988:1995 (ISO 5664:1984) –Water quality – Distillation and titration methods - TCVN 6179-1:1996 (ISO 7150-1:1984) –Water quality – Determination of Ammonium – Part 1: manual Spectrometric method. - SMEWW 4500-NH3.F:2012. |
6 | Phosphate (PO43- calculated as P) | - TCVN 6494:1999 (ISO 10304-1:1992) –Water quality – Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions. - 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 6202:2008 (ISO 6878:2004) –Water quality – Determination of phosphorus -- Ammonium molybdate spectrometric method. - SMEWW-4500P.E:2012. |
7 | Fluoride (F-) | - TCVN 6494:1999 (ISO 10304-1:1992) –Water quality – Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions . - 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-F-.B&D:2012. |
8 | Cyanide (CN-) | - TCVN 7723:2007 (ISO 14403:2003) –Water quality – Determination of total cyanide and free cyanide using flow analysis. - SMEWW 4500CN- - C&E:2012. |
9 | Arsenic (As) | - TCVN 6626:2000 (ISO 11969:1996) –Water quality – Determination of Arsenic. Atomic absorption spectrometric method (hydride technique) - SMEWW 3114.B:2012. - SMEWW 3120.B:2012. |
10 | Cadmium (Cd) | - TCVN 6197:2008 – Water quality – Determination of Cadmium by atomic absorption spectrometry. - SMEWW 3113.B:2012. - SMEWW 3120.B:2012. |
11 | Lead (Pb) | - TCVN 6193:1996 (ISO 8288:1986) - Water quality -- Determination of cobalt, nickel, copper, zinc, cadmium and lead -- Flame atomic absorption spectrometric methods - SMEWW 3113.B:2012. - SMEWW 3120.B:2012. |
12 | Chrome VI (Cr6+) | - TCVN 6202:2008 (ISO 6878:2004) –Water quality – Determination of Chrome IV -- spectrometric method using 1.5 diphenylcarbazide - SMEWW 3500-Cr.B:2012. |
13 | Total chrome | - TCVN 6222:2008 – Water quality – Determination of chrome by atomic absorption spectrometry. - SMEWW 3111.B:2012. - SMEWW 3120.B:2012. |
14 | 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. - SMEWW 3120.B:2012. |
15 | 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. - SMEWW 3120.B:2012. |
16 | Manganese (Mn) | - TCVN 6202:2008 (ISO 6878:2004) –Water quality – Determination of Chrome IV – Formaldoxime spectrometric method - SMEWW 3111.B:2012. |
17 | Iron (Fe) | - TCVN 6202:2008 (ISO 6878:2004) –Water quality -- Determination of iron -- Spectrometric method using 1.10-phenanthroline - SMEWW 3111.B:2012. - SMEWW 3500-Fe.B:2012. |
18 | 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. - SMEWW 3112.B:2012. |
19 | 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. - EPA 8270.B. |
20 | Dieldrin | |
21 | BHC | |
22 | Aldrin | |
23 | Heptachlor & Heptachlor epoxide | |
24 | Total Phenol | - TCVN 6216:1996 (ISO 6439:1990) –Water quality – Determination of Phenol -minoantipyrine spectrometric methods after distillation. - TCVN 7874:2008 -Water - Determination of phenol and derivatives of phenol - Liquid-liquid extraction gas chromatographic method |
25 | Total mineral grease and oils | - TCVN 7875:2008-Water –Grease and oil -Partition-infrared method - SMEWW 5520.B:2012. - SMEWW 5520.C:2012. |
26 | Coliform | - TCVN 6187-2:1996 (ISO 9308-2:1990(E)) Detection and enumeration of coliform organisms, thermotolerant coliform organisms and presumptive Escherichia coli -- Part 2: Multiple tube (most probable number) method. - SMEWW 9221.B:2012. |
3.2. The application of other national standards and international standards that provide the similar or more precise methods of determination of such aforesaid parameters is acceptable.
4. IMPLEMENTATION ORGANZIATIONS
4.1. This Regulation replaces QCVN 10:2008/BTNMT – National technical regulation on coastal water issued together with the Decision No.16/2008/QD-BTNMT dated December 31, 2008 by the Minister of Natural Resources and Environment.
4.1. QCVN 10:2008/BTNMT – National technical regulation on offshore water issued together with the Decision No.10/2012/TT-BTNMT dated October 12, 2012 by the Minister of Natural Resources and Environment shall be annulled from the effective date of this Regulation.
4.3. Environmental State regulatory authorities shall be responsible for providing directives, conducting inspection and supervision of the implementation of this Regulation.
4.4. In case of amendments or adjustments to analysis methods referred to this Regulation, the new one shall prevail.
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