Overview
Guizhou wastewater treatment plant serves Nanming District, Guiyang, Guizhou, China, with a population equivalent of 200,000. It discharges into the local watershed, ultimately flowing into the Yangtze River basin.
The Guizhou wastewater treatment plant is located in Nanming District, Guiyang, Guizhou Province, China. It serves a population of approximately 200,000, classifying it as a medium-to-large agglomeration under Chinese wastewater regulations. China's wastewater treatment standards require secondary treatment for urban plants, with tertiary treatment increasingly mandated in sensitive watersheds. The plant's scale suggests it operates under the national Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant (GB 18918-2002), which sets limits for conventional pollutants and nutrients. The plant discharges into the local water system, which drains into the Wu River, a tributary of the Yangtze River. The downstream environment supports diverse aquatic life and provides water for agricultural and industrial use. Proper treatment is critical to prevent eutrophication and protect the Yangtze River ecosystem.
Environmental context
The plant's treated effluent enters the local water network, flowing into the Wu River and eventually the Yangtze River, China's longest waterway. The Yangtze basin supports extensive biodiversity, including endangered species such as the Chinese sturgeon and finless porpoise. Nutrient loading from wastewater can contribute to algal blooms, making advanced treatment important for downstream ecological health.
Frequently asked questions
The plant is located in Nanming District, Guiyang, Guizhou Province, China, at Yan'an South Road.
The plant serves approximately 200,000 people, making it a medium-to-large urban wastewater treatment facility.
The treated effluent is discharged into the local water network, which flows into the Wu River and eventually the Yangtze River.
The plant operates under China's Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant (GB 18918-2002), which sets effluent limits for pollutants like COD, BOD, and nutrients.
Plants of this scale in China typically employ secondary biological treatment, such as activated sludge, and may include tertiary treatment for nutrient removal in sensitive areas.
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