Overview
Sichuan wastewater treatment plant serves 540,000 people in Xindu District, Chengdu, Sichuan, China. It operates under China's national wastewater standards for large urban agglomerations.
The Sichuan wastewater treatment plant is located in Xindu District, Chengdu, Sichuan Province, China. It serves a population of 540,000, classifying it as a large urban agglomeration under Chinese wastewater management regulations. China's wastewater treatment standards require secondary treatment for plants serving over 100,000 people, with advanced treatment increasingly mandated in sensitive watersheds. The plant's scale suggests it likely employs activated sludge or similar biological processes to meet national discharge limits. The plant discharges into the local river network, which ultimately drains into the Yangtze River basin. This region supports diverse aquatic ecosystems and is a critical water resource for downstream communities. Proper treatment helps protect water quality in the densely populated Sichuan Basin.
Environmental context
The plant's treated effluent enters the local waterways within the Yangtze River basin, one of China's most ecologically and economically significant watersheds. The downstream environment includes agricultural areas and urban centers that rely on these rivers for drinking water and irrigation. Protecting water quality is essential for maintaining aquatic biodiversity and supporting regional water security.
Frequently asked questions
The plant is located in Xindu District, Chengdu, Sichuan Province, China.
The plant serves approximately 540,000 people, classifying it as a large urban agglomeration.
The plant discharges treated effluent into local rivers that flow into the Yangtze River basin.
The plant must comply with China's Discharge Standard of Pollutants for Municipal Wastewater Treatment Plants (GB 18918-2002), which sets limits for pollutants based on the receiving water body's sensitivity.
Plants of this scale in China typically use secondary biological treatment, often with nutrient removal, to meet national standards. Some larger plants also incorporate tertiary treatment for water reuse.
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