Overview
Sichuan wastewater treatment plant serves Xichong County in Sichuan, China, treating wastewater for approximately 36,200 people. The facility operates under China's national wastewater discharge standards.
The Sichuan wastewater treatment plant is located in Xichong County, Nanchong City, Sichuan Province, China. It serves a population of approximately 36,200 people, making it a medium-sized municipal facility in the region. The plant is situated in the southern part of Sichuan, an area characterized by hilly terrain and a subtropical monsoon climate. As a Chinese wastewater treatment facility, the plant operates under the national Discharge Standard of Pollutants for Municipal Wastewater Treatment Plants (GB 18918-2002). For a plant serving around 36,200 people, typical treatment includes secondary biological processes such as activated sludge or oxidation ditch, with possible tertiary treatment for nutrient removal depending on local discharge requirements. Facilities of this scale in China generally meet Class 1A or 1B standards for effluent quality. The treated effluent from the plant is discharged into local waterways that eventually flow into the Jialing River, a major tributary of the Yangtze River. The Jialing River supports diverse aquatic life and provides water for agriculture and industry downstream. The plant plays a crucial role in protecting the water quality of the Jialing River basin and the broader Yangtze River ecosystem.
Environmental context
The plant discharges into local streams that feed into the Jialing River, which flows south to join the Yangtze River at Chongqing. The Jialing River basin is ecologically significant, supporting fish species such as the Yangtze sturgeon and providing habitat for migratory birds. The region's subtropical climate and agricultural land use mean that nutrient pollution from wastewater can contribute to algal blooms in downstream water bodies, making effective treatment essential for maintaining water quality.
Frequently asked questions
The plant is located in Xichong County, Nanchong City, Sichuan Province, China, at latitude 30.998000 and longitude 105.897000.
The plant serves approximately 36,200 people in the Xichong County area.
The treated effluent is discharged into local waterways that flow into the Jialing River, a major tributary of the Yangtze River.
The plant operates under China's Discharge Standard of Pollutants for Municipal Wastewater Treatment Plants (GB 18918-2002), which sets limits for pollutants like COD, BOD, and nutrients.
For a medium-sized agglomeration of this scale, typical treatment includes secondary biological processes such as activated sludge, with possible tertiary treatment for nutrient removal to meet Class 1A or 1B standards.
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