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西宁市第一污水处理厂位于西宁市东郊,湟水河下游和南岸,日处理城市污水8.5万t,工艺采用鼓风曝气活性污泥法。该厂2000年8月开工建设,2002年5月竣工,2002年7月运行。该项目的实施填补了青海省大型污水处理厂的空白,同时对湟水河两岸及下游地区生态环境的治理产生了积极作用。西宁第一污水处理厂的工艺过程如图1所示。
The No. 1 Sewage Treatment Plant in Xining City is located in the eastern outskirts of Xining City and the downstream of Huangshui River and on the south bank of the city. It treats 85,000 tons of urban sewage daily and adopts aeration activated sludge process. The plant started construction in August 2000, completed in May 2002, July 2002 operation. The implementation of this project has filled in the blank of the large-scale sewage treatment plant in Qinghai Province and at the same time has played a positive role in the management of the ecological environment on both banks and downstream of the Huangshui River. Xining No.1 Sewage Treatment Plant process shown in Figure 1.