Overview
Henan wastewater treatment plant serves Yongcheng City in Henan Province, China, with a population of 32,000. It operates under China's national wastewater discharge standards.
The Henan wastewater treatment plant is located in Yongcheng City, Henan Province, China, serving a population of approximately 32,000. The facility is part of the municipal wastewater infrastructure for the region, situated in the eastern part of Henan Province near the border with Anhui. The plant operates under China's national wastewater discharge standards (GB 18918-2002), which mandate secondary treatment for urban wastewater treatment plants. For a plant serving a population of 32,000, typical treatment includes biological processes such as activated sludge or oxidation ditch, followed by disinfection before discharge. The treated effluent likely discharges into a local waterway within the Huai River basin, which ultimately drains into the East China Sea. The plant plays a key role in protecting downstream water quality and supporting the ecological health of the region's rivers and lakes.
Environmental context
The plant discharges into a local tributary of the Huai River basin, which flows eastward through Anhui Province and into Hongze Lake before reaching the East China Sea. The Huai River basin is ecologically significant, supporting diverse aquatic life and providing water for agriculture and industry. The plant's treatment helps reduce nutrient and pollutant loads, protecting downstream water quality and aquatic habitats.
Frequently asked questions
The plant is located in Yongcheng City, Henan Province, China, near the S303 road in the Chongfa Temple Street area.
The plant serves a population of approximately 32,000 people in Yongcheng City.
The treated effluent is discharged into a local waterway within the Huai River basin, which eventually flows to the East China Sea.
The plant operates under China's national wastewater discharge standards (GB 18918-2002), which require secondary treatment and compliance with effluent limits for pollutants like COD, BOD, and ammonia.
For a plant of this scale, typical treatment includes primary sedimentation followed by biological treatment such as activated sludge or sequencing batch reactors, plus disinfection. Sludge is often treated and disposed of in accordance with local regulations.
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