Jiangxi Wastewater Treatment Plant, Minhe Street, Jinxian County, Jiangxi Province

The Jiangxi wastewater treatment plant is located in Minhe Street, Jinxian County, within Nanchang City, Jiangxi Province, China. It serves a population of approximately 150,000, classifying it as a medium-to-large agglomeration under Chinese wastewater management frameworks. The facility is situated in an inland area, more than 50 km from the coast, and discharges into local water bodies that ultimately drain into the Poyang Lake basin. Under China's national wastewater discharge standards (GB 18918-2002), plants serving populations of this scale are typically required to achieve at least secondary treatment, with nutrient removal in sensitive watersheds. Regulatory expectations for this population tier generally mandate robust treatment to protect downstream water quality. The treated effluent from the plant flows into local waterways that are part of the Poyang Lake drainage system, the largest freshwater lake in China. Poyang Lake is a critical ecological zone that supports diverse aquatic life and migratory bird populations. The plant's operation helps mitigate nutrient and pollutant loads entering this sensitive lake ecosystem, contributing to regional water quality management.

The plant discharges into local streams that feed into the Poyang Lake basin, the largest freshwater lake in China. Poyang Lake is a vital ecological area that supports diverse aquatic species and serves as a major stopover for migratory birds along the East Asian-Australasian Flyway. Downstream, the lake connects to the Yangtze River, one of the world's most important river systems. Protecting water quality in this basin is critical for maintaining biodiversity and supporting local communities that rely on fishing and agriculture.