SPU DWW CSO Basins

This layer indicates which areas contribute sanitary and storm water flow to a CSO overflow point. Areas are broken down by NPDES Outfall Number. The data source is...本图层指明了向合流制下水道溢流点（Combined Sewer Overflow，简称CSO）输送生活污水与雨水径流的区域范围。所有区域将按国家污染物排放消除系统（National Pollutant Discharge Elimination System，简称NPDES）排放口编号进行分类。数据来源为……