Watershed · by major or minor

Minor dischargers discharge permits in subbasin 18020159

• 17Permits
• 21Permits in the subbasin
• 1States the subbasin touches

17 of the 21 Clean Water Act discharge permits in hydrologic subbasin 18020159 are filed as Minor dischargers. A subbasin is a watershed unit, not a political one, so it crosses state lines: this one is named on permits in CA.

Where the subbasin lies

• CA 21 permits in the subbasin

Other cuts of subbasin 18020159

• program: Biosolids 3
• program: Storm Water Industrial 10
• permit type: Associated permit records 3
• permit type: General permit coverage 16

Every discharge permit in subbasin 18020159 →

Figures from EPA’s ICIS-NPDES download.