Overview
Gansu wastewater treatment plant serves Longnan City, Gansu Province, China, with a population of 112,000. It operates under China's national wastewater standards.
The Gansu wastewater treatment plant is located in Longnan City, Gansu Province, China, serving a population of approximately 112,000. The facility is situated in the Wudu District, along the Xixia Street area, and plays a key role in managing municipal wastewater for this urban center. As a plant serving over 100,000 people, it falls under China's national wastewater discharge standards, which require secondary treatment as a minimum. Facilities of this scale in China typically employ biological treatment methods such as activated sludge to meet Class 1A or 1B discharge standards. The treated effluent is likely discharged into a local river system, contributing to the Yangtze River basin, as Longnan is located in the upper reaches of the Jialing River watershed. The plant's operations help protect downstream water quality and aquatic ecosystems in this mountainous region of southern Gansu.
Environmental context
The plant discharges into the local river network, which flows into the Jialing River, a major tributary of the Yangtze River. This watershed supports diverse aquatic life and provides water for agriculture and communities downstream. The region's mountainous terrain and seasonal rainfall patterns influence runoff and dilution capacity, making effective treatment crucial for maintaining ecological balance.
Frequently asked questions
The plant is located in Longnan City, Gansu Province, China, specifically in the Wudu District along Xixia Street.
The plant serves approximately 112,000 people in the Longnan urban area.
The treated effluent is discharged into the local river network, which ultimately flows into the Jialing River, a tributary of the Yangtze River.
The plant operates under China's national wastewater discharge standards, which mandate secondary treatment for facilities serving over 100,000 people, with effluent meeting Class 1A or 1B standards.
Plants of this scale in China typically use biological treatment processes like activated sludge, often with nutrient removal, to comply with national discharge limits.
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