GB 26877-2011Discharge standard of water pollutants for motor vehicle maintenance and repair (English PDF)

Foreword

To implement the "Environmental Protection Law of the People's Republic of China", "Water Pollution Prevention and Control Law of the People's Republic of China",

Laws and regulations such as the implementation of the scientific development concept to strengthen environmental protection, and the State Council on the preparation of national main functional areas

Planning Opinions, protect the environment, prevent pollution, strengthen the control and management of water pollutant discharge in the automobile maintenance industry, and formulate

This standard.

This standard specifies the limits, monitoring and monitoring requirements for water pollutant discharge in automobile maintenance enterprises. To promote regional economy and the ring

Coordinated development, promote the adjustment of economic structure and the transformation of economic growth mode, and guide the process and pollution control of automobile maintenance industry

The development direction of technology, this standard specifies the special emission limits for water pollutants.

The pollutant discharge concentrations in this standard are all mass concentrations.

Automobile maintenance enterprises emit atmospheric pollutants (including odorous pollutants), and environmental noise is applied to corresponding national pollutant discharges.

Standards, the identification, treatment and disposal of solid wastes are subject to national solid waste pollution control standards.

This standard is the first release.

From the date of implementation of this standard, the water pollutant discharge control of automobile maintenance enterprises shall be implemented in accordance with the provisions of this standard and shall not be executed.

Relevant provisions in the "Sewage Integrated Emission Standards" (GB 8978-1996).

Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard;

The pollutants items that have been stipulated in this standard may be formulated with local pollutant discharge standards that are stricter than this standard.

This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.

This standard is mainly drafted by. Beijing Environmental Protection Research Institute, Environmental Protection Institute of the Ministry of Environmental Protection, Beijing

Automobile Maintenance Industry Association.

This standard was approved by the Ministry of Environmental Protection on July 18,.2011.

This standard has been implemented since January 1,.2012.

This standard is explained by the Ministry of Environmental Protection.

Water pollutant discharge standard for automobile maintenance industry

1 Scope of application

This standard stipulates the limits, monitoring and monitoring requirements for water pollutants in automobile maintenance enterprises, as well as the implementation and supervision of standards.

Governor and other relevant regulations.

This standard applies to the management of water pollutants in existing Class I and Class II automobile maintenance enterprises.

This standard is applicable to the environmental impact assessment and environmental protection facilities for the construction projects of Class I and Class II automobile maintenance enterprises.

Environmental protection acceptance of completed and completed labor and management of water pollutant discharge after production.

This standard applies to the discharge of pollutants permitted by law. Site selection and special protection areas for newly established pollution sources

The management of pollution sources shall be in accordance with the Law of the People's Republic of China on the Prevention and Control of Air Pollution and the Law of the People's Republic of China on Prevention and Control of Water Pollution

Law of the People's Republic of China on Marine Environmental Protection, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Waste, Chinese

The relevant provisions of laws, regulations and rules, such as the Environmental Impact Assessment Law of the Republic of China.

The water pollutant emission control requirements specified in this standard are applicable to enterprises directly or indirectly discharging water pollution outside their legal boundaries.

The behavior of the dye.

2 Normative references

The contents of this standard refer to the following documents or their terms.

GB/T 6920-1986 Determination of water pH value - Glass electrode method

Water quality -- Anionic surfactants - Determination of methylene blue spectrophotometric method

GB/T 11893-1989 Determination of total phosphorus in water - Ammonium molybdate spectrophotometric method

GB/T 11894-1989 Determination of total nitrogen in water - Alkaline potassium persulfate digestion - UV spectrophotometric method

GB/T 11901-1989 Determination of suspended solids by weight method

GB/T 11914-1989 Determination of chemical oxygen demand in water - Dichromate method

Water quality -- Determination of petroleum and animal and vegetable oils - Infrared photometric method

GB/T 16739.1-2004 Opening conditions for automobile maintenance industry Part 1 Automobile maintenance enterprises

HJ/T 195-2005 Determination of ammonia nitrogen in water quality

HJ/T.199-2005 Determination of total nitrogen in water -- Gas phase molecular absorption spectroscopy

HJ/T 399-2007 Determination of chemical oxygen demand in water quality - Rapid digestion spectrophotometric method

HJ 505-2009 Water quality five-day biochemical oxygen demand (BOD5) determination dilution and inoculation method

HJ 535-2009 Determination of ammonia nitrogen in water quality - Nexus reagent spectrophotometric method

HJ 536-2009 Determination of ammonia nitrogen in water quality - Salicylic acid spectrophotometric method

HJ 537-2009 Determination of ammonia nitrogen in water quality - Distillation - Neutralometric titration

Measures for the Automatic Monitoring and Control of Pollution Sources (Order No. 28 of the State Environmental Protection Administration)

Measures for the Administration of Environmental Monitoring (Order No. 39 of the State Environmental Protection Administration)

3 Terms and definitions

The following terms and definitions apply to this standard.

4 Water pollutant emission control requirements

4.1 From January 1,.2012 to December 31,.2012, existing companies implement the water pollutant discharge limits specified in Table 1.

Table 1 Limits of water pollutant discharge concentration of existing enterprises

Unit. mg/L (except pH)

Limit

Serial number pollutant project

Direct emission indirect emissions

Pollutant emission monitoring location

1 pH 6～9 6～9

2 Suspended solids (SS) 30 100

3 Chemical oxygen demand (COD) 100 300

4 5th Biochemical Oxygen Demand (BOD5) 30 150

5 Petroleum 5 10

6 Anionic Surfactant (LAS) 5 10

7 ammonia nitrogen 15 25

8 total nitrogen 25 30

9 total phosphorus 1 3

Corporate wastewater discharge

4.2 As of January 1,.2013, existing companies implement the water pollutant discharge limits specified in Table 2.

4.3 From January 1,.2012, the newly-built enterprise shall implement the water pollutant discharge limit specified in Table 2.

Table 2 Limits of water pollutant emission concentration of newly-built enterprises

Unit. mg/L (except pH)

Limit

Serial number pollutant project

Direct emission indirect emissions

Pollutant emission monitoring location

1 pH 6～9 6～9

2 suspended solids (SS) 20 100

3 Chemical Oxygen Demand (COD) 60 300

4 5th Biochemical Oxygen Demand (BOD5) 20 150

5 Petroleum 3 10

6 Anionic Surfactant (LAS) 3 10

7 ammonia nitrogen 10 25

8 total nitrogen 20 30

9 total phosphorus 0.5 3

Corporate wastewater discharge

4.4 According to the requirements of environmental protection work, the density of land development has been high, the environmental carrying capacity has begun to weaken, or the environment

Areas with small capacity, fragile ecological environment, and prone to serious water pollution problems, which require special protection measures,

The company should strictly control the pollutant discharge behavior of enterprises, and the enterprises in the above regions shall implement the special discharge limits of water pollutants specified in Table 3.

value.

The geographical scope and time for the implementation of special discharge limits for water pollutants shall be administered by the environmental protection administrative department of the State Council or the provincial level.

The people's government regulations.

Table 3 Special limits for water pollutants

Unit. mg/L (except pH)

Limit number pollutant item

Direct emission indirect emissions

Pollutant emission monitoring location

1 pH 6～9 6～9

2 Suspended solids (SS) 10 20

3 Chemical oxygen demand (COD) 50 60

4 5th Biochemical Oxygen Demand (BOD5) 10 20

5 petroleum class 1 3

6 Anionic Surfactant (LAS) 1 3

7 ammonia nitrogen 5 10

8 total nitrogen 15 20

9 total phosphorus 0.5 0.5

Corporate wastewater discharge

4.5 The baseline drainage of existing enterprises and newly built enterprises is implemented in accordance with Table 4.

Table 4 Unit base displacement

Unit. m3/car

Serial number limit pollutant discharge monitoring position

1 small passenger car 0.014

2 minivans 0.05

3 large and medium passenger cars 0.06

4 large trucks 0.07

Displacement measurement position and pollution

The emission monitoring position is the same

4.6 The concentration limit of water pollutant discharge is applicable to the case where the actual displacement is not higher than the reference displacement. If the actual displacement exceeds

For the baseline displacement, the measured water pollutant concentration shall be converted into the water pollutant base discharge discharge concentration according to formula (1), and

The water concentration of water pollutants is used as the basis for determining whether the emission is up to standard. The maintenance quantity and displacement statistics period is

One working day.

Base = rhorho ×sum iiQ

(1)

In the formula.

Emission concentration of base rho-water pollutants under baseline drainage, mg/L;

Total Q - total drainage, m3/d;

iY - the number of cars repairing a certain type of vehicle, /d;

Base iQ - the base displacement for maintenance of a certain type of car, m3/vehicle;

Real rho - measured water pollutant concentration, mg/L.

If the ratio to sum is less than 1, the measured concentration of water pollutants is used as the basis for determining whether the discharge meets the standard.

according to.

Total Q base iiQY

5 Water pollutant monitoring requirements

5.1 Sampling of wastewater discharged by enterprises shall be carried out according to the type of pollutants to be monitored and at the monitoring location of the specified pollutant discharge.

If there is a wastewater treatment facility, it should be monitored after the treatment facility. A permanent drain outlet sign shall be provided at the pollutant discharge monitoring location.

5..2 Requirements for the installation of automatic monitoring equipment for pollutant discharge in newly-built enterprises and existing enterprises, in accordance with relevant laws and

The provisions of the Monitoring and Management Measures are implemented.

5.3 Frequency, sampling time and other requirements for monitoring the discharge of pollutants from enterprises, according to relevant national pollution source monitoring technologies

The implementation of the regulations.

5.4 The verification of the output of the enterprise products shall be based on the statutory statements.

5.5 The enterprise must monitor and save the sewage discharge in accordance with the relevant laws and the Measures for the Administration of Environmental Monitoring.

Original monitoring record.

5.6 The method standards listed in Table 5 are used to determine the concentration of pollutants discharged from enterprises.

Table 5 Standards for determination of water pollutant concentration

No. Pollutant project analysis method standard name standard number

1 pH Water quality Determination of pH value Glass electrode method GB/T 6920-1986

2 Determination of suspended solids suspended solids - Gravimetric method GB/T 11901-1989

Water quality - Determination of chemical oxygen demand - Dichromate method GB/T 11914-1989

3 Chemical oxygen demand

Water quality chemical oxygen demand determination - Rapid digestion spectrophotometric method HJ/T 399-2007

4 5th Biochemical Oxygen Demand Water Quality Biochemical Oxygen Demand (BOD5) Determination Dilution and inoculation method HJ 505-2009

5 Petroleum water quality - Determination of petroleum and animal and vegetable oils - Infrared photometric method GB/T 16488-1996

6 Anionic surfactants - Determination of anionic surfactants - Determination of methylene blue spectrophotometric method GB/T 7494-1989

Water quality - Determination of ammonia nitrogen - Gas phase molecular absorption spectroscopy HJ/T 195-2005

Determination of ammonia nitrogen in water quality - Nachite reagent spectrophotometric method HJ 535-2009

Water quality - Determination of ammonia nitrogen - Salicylic acid spectrophotometric method HJ 536-2009

7 ammonia nitrogen

Determination of ammonia nitrogen in water quality - Distillation - Neutralometric titration method HJ 537-2009

Water quality - Determination of total nitrogen - Alkaline potassium persulfate digestion - UV spectrophotometric method GB 11894-1989

8 total nitrogen

Water quality - Determination of total nitrogen - Gas phase molecular absorption spectroscopy HJ/T.199-2005

9 Total phosphorus phosphorus - Determination of total phosphorus - Ammonium molybdate spectrophotometric method GB 11893-1989

6 Implementation and supervision

6.1 This standard is supervised and implemented by the environmental protection administrative department of the people's government at or above the county level.

6.2 Under any circumstance, the enterprise shall comply with the pollutant emission control requirements of this standard and take necessary measures to ensure pollution prevention.

The facilities are operating normally. When the environmental protection departments at all levels conduct supervised inspections of the facilities, they can immediately sample or monitor the knots on site.

As a basis for determining whether the discharge behavior meets emission standards and implements relevant environmental protection management measures. Found in the row

In the case of abnormal changes in water quantity, the actual product output and displacement of the enterprise shall be verified, and water shall be converted according to the provisions of this standard.

Pollutant baseline displacement discharge concentration.

END: Draft Version (GB 26877-2011)