Sarah Creek and Perrin River (Virginia) sewage no-discharge zone, 2020, EPA HQ OWOW

This geospatial dataset depicts a sewage no-discharge zone established under Clean Water Act Section 312. The area(s) depicted are zones where the discharge of any...本地理空间数据集（geospatial dataset）描绘了依据《清洁水法》（Clean Water Act）第312条设立的污水禁排区（sewage no-discharge zone）。本数据集所描绘的区域为禁止排放任何……的区域。