Overview
Hunan wastewater treatment plant serves Huitong County in Hunan Province, China, with a population of 67,500. It operates under China's national wastewater standards.
The Hunan wastewater treatment plant is located in Huitong County, Huaihua City, Hunan Province, China. It serves a population of approximately 67,500, placing it in the medium agglomeration category. The plant is situated inland, far from coastal areas, and discharges into local water bodies. As a facility in China, the plant operates under the national Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant (GB 18918-2002), which sets effluent limits for various pollutants. For a plant of this scale, secondary treatment with nutrient removal is typically required to meet Class 1A or 1B standards, depending on the sensitivity of the receiving water body. The treated wastewater likely discharges into a tributary of the Yuan River, which flows into Dongting Lake and ultimately the Yangtze River. This watershed supports diverse aquatic life and provides water for agriculture and communities downstream. Proper treatment is essential to protect water quality in this ecologically important region.
Environmental context
The plant discharges into a tributary of the Yuan River, part of the Dongting Lake basin, which drains into the Yangtze River. The downstream environment includes Dongting Lake, a large freshwater lake that supports diverse aquatic ecosystems and migratory birds. Effective wastewater treatment is critical to prevent eutrophication and maintain water quality for downstream communities and wildlife.
Frequently asked questions
The plant is located in Huitong County, Huaihua City, Hunan Province, China, along S318 road.
The plant serves approximately 67,500 people, making it a medium-sized municipal facility.
The treated wastewater is discharged into a local tributary of the Yuan River, which flows into Dongting Lake and eventually the Yangtze River.
The plant must comply with China's GB 18918-2002 standard, which sets discharge limits for pollutants. For a plant of this size, secondary treatment with nutrient removal is typically required.
In China, plants serving 50,000 to 100,000 people usually employ secondary biological treatment with nitrogen and phosphorus removal to meet Class 1A or 1B standards, depending on the receiving water body's sensitivity.
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