Legal analysis: China's sewage discharge standards with the development of science and technology as well as our country's overall technological industrial progress is also constantly improving and more stringent requirements, which is a higher standard for our quality of life, strict requirements, first of all, sewage discharge is prohibited to the periphery of our daily drinking water area to discharge, and more not directly discharged to the people's living water area, of course, to the national level of environmental protection areas to discharge sewage is prohibited. Of course, the discharge of sewage to the national level of environmental protection areas is even more prohibited, in addition, but also requires companies to regularly maintain and update the sewage outfall equipment, in the country's technological progress at the same time to ensure the balanced development of our environment.
Legal basis: "Chinese People's **** and the State Water Pollution Prevention and Control Law" Article 21 directly or indirectly to the water discharge of industrial wastewater and medical sewage, as well as other in accordance with the provisions of the regulations should obtain a sewage discharge permit can be discharged wastewater, sewage, business institutions and other producers and operators shall obtain a sewage discharge permit; centralized sewage treatment facilities in the town of the operating unit, should also obtain a sewage discharge permit. license. Sewage discharge permit shall specify the type, concentration, total amount and discharge of water pollutants and other requirements. The specific methods of sewage licenses shall be prescribed by the State Council.
Prohibit enterprises, institutions and other production and operation without a sewage discharge permit or in violation of the provisions of the sewage discharge permit to the water discharge of wastewater, sewage, as stipulated in the preceding paragraph.