Overview
The Sichuan wastewater treatment plant serves Dazhou, Sichuan, China, with a population of 344,500. It operates under China's national wastewater standards, ensuring treated effluent meets environmental requirements.
The Sichuan wastewater treatment plant is located in Dazhou, Sichuan Province, China, serving a population of approximately 344,500. As a municipal facility, it plays a key role in managing wastewater from the city's urban and industrial areas, contributing to local water quality and public health. China's wastewater treatment regulations, including the Discharge Standard of Pollutants for Municipal Wastewater Treatment Plants (GB 18918-2002), set effluent limits for conventional pollutants and nutrients. It is expected to comply with national standards. The treated effluent likely discharges into a local river or waterway within the Yangtze River basin, which ultimately flows to the East China Sea. The plant's operations help protect downstream aquatic ecosystems and support water reuse or irrigation in the region.
Environmental context
The plant is located inland in Sichuan Province, within the Yangtze River basin. Treated wastewater likely enters a tributary of the Yangtze, which flows through central and eastern China before reaching the East China Sea. The downstream environment supports diverse aquatic life and provides water for agriculture and industry. Effective treatment is crucial to prevent eutrophication and protect the ecological health of the Yangtze River system.
Frequently asked questions
The plant is located in Dazhou, Sichuan Province, China, at coordinates 31.191 N, 107.466 E.
The plant serves approximately 344,500 people, classifying it as a large agglomeration under Chinese wastewater standards.
Treated effluent is likely discharged into a local river within the Yangtze River basin, which flows to the East China Sea.
The plant operates under China's national standard GB 18918-2002, which sets discharge limits for pollutants like COD, BOD, and nutrients.
For a plant of this scale, secondary treatment with biological nutrient removal is standard to meet national effluent standards.
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