Watershed · by major or minor

Minor dischargers discharge permits in subbasin 18040013

• 11Permits
• 15Permits in the subbasin
• 1States the subbasin touches

11 of the 15 Clean Water Act discharge permits in hydrologic subbasin 18040013 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 15 permits in the subbasin

Other cuts of subbasin 18040013

• permit type: General permit coverage 8
• program: Storm Water Industrial 7
• permit type: Individual permits 5
• major or minor: Major dischargers 3
• program: POTW 3

Every discharge permit in subbasin 18040013 →

Figures from EPA’s ICIS-NPDES download.