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 Beijing Zhonghuan environmental quality monitoring center professional third party environmental monitoring and testing agency
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Examination of discharge permit / drainage permit
"Discharge permit" is the abbreviation of "discharge pollutant permit". In the regulations on the administration of pollution discharge permits (Draft for comments), it is stipulated that "the State shall implement license management for the discharge of waste gas, waste water, environmental noise pollution and solid waste in the process of production and operation. The following enterprises, institutions and individual industrial and commercial households that directly or indirectly discharge pollutants into the environment within the administrative region of the people's Republic of China (hereinafter referred to as "polluters") shall apply for a discharge permit in accordance with the provisions of the regulations. "

The principle of pollutant discharge with a permit and the principle of discharge according to the permit. Those who have not obtained a discharge permit shall not discharge pollutants. The holder of a pollutant discharge permit must discharge pollutants in accordance with the types of pollutants, control targets and methods specified in the permit.

Inspection items of pollutant discharge permit:

Production wastewater: pH value, SS, CODCr, COD5, ammonia nitrogen, phosphate, petroleum, chroma, total arsenic, total chromium, hexavalent chromium, copper, nickel, cadmium, zinc, lead, mercury, total phosphorus, chloride, fluoride, etc
Industrial waste gas: (dust, printing, painting, spraying, acid mist waste gas, injection molding, heavy metal waste gas, etc.) particulate matter, benzene series, total VOCs, sulfuric acid fog, hydrogen chloride, chromic acid mist, nitric acid fog, formaldehyde, ammonia, odor concentration, non methane total hydrocarbon, lead and its compounds, tin and its compounds, metals (nickel, chromium, mercury, etc.).
Pollution source waste gas: (generator, boiler, etc.) sulfur dioxide, nitrogen oxide, smoke color, particulate matter, etc
Noise: factory boundary noise, generator noise.

Inspection items of drainage permit:

Units and self-employed persons engaged in manufacturing, construction, electric power and gas production, scientific research, sanitation, accommodation and catering, entertainment business, resident services and other services that discharge sewage to urban drainage facilities shall discharge sewage to urban drainage facilities in accordance with relevant requirements of urban drainage planning, and apply for urban drainage license according to relevant regulations, but fail to obtain urban drainage permit No sewage shall be discharged into urban drainage facilities under a water permit.

(1) General drainage households refer to the units and self-employed persons who discharge domestic sewage: seven indicators such as animal and vegetable oil, pH value, suspended solids, chemical oxygen demand, ammonia nitrogen, total phosphorus and Las should be tested.

(2) Other drainage households refer to the enterprises that discharge production wastewater: according to the water quality standard for sewage discharged into urban sewers (cj343-2010), integrated wastewater discharge standard (GB 8978-1996), and other relevant standards and regulations: it is necessary to detect water temperature (degree), chroma, settling solids (15min), suspended solids, dissolved solids, animal and vegetable oil, petroleum, etc PH value, five day biochemical oxygen demand (BOD5), chemical oxygen demand (CODcr), ammonia nitrogen (in n), total nitrogen (in n), total phosphorus (in P), anionic surfactant (LAS), total cyanide, total residual chlorine (calculated by Cl2), sulfide, fluoride, chloride, sulphonate, total mercury, total cadmium, total chromium, hexavalent chromium, total arsenic, total lead, total nickel, total beryllium, total silver Total selenium, total copper, total zinc, total manganese, total iron, volatile phenol, benzene series, aniline, nitrobenzene (nitrobenzene) ortho pair, formaldehyde, chloroform, carbon tetrachloride, vinyl chloride (including trichloroethylene and tetrachloroethylene), AOX (calculated by CL), organophosphorus compounds and pentachlorophenol.
Beijing Central Environmental Quality Monitoring Center
Free telephone: 4008861860
Laboratory Tel: 010-56546165 010-56546168
Fax: 010-56546167
Address: Building 2, zhongfuli palace brand base, Fengtai District, Beijing

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