Watershed · by major or minor

Minor dischargers discharge permits in subbasin 18040003

• 45Permits
• 55Permits in the subbasin
• 1States the subbasin touches

45 of the 55 Clean Water Act discharge permits in hydrologic subbasin 18040003 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 55 permits in the subbasin

Other cuts of subbasin 18040003

• permit type: General permit coverage 43
• program: Storm Water Industrial 30
• permit type: Individual permits 8
• permit type: Associated permit records 4
• program: Biosolids 4
• major or minor: Major dischargers 3

Every discharge permit in subbasin 18040003 →

Figures from EPA’s ICIS-NPDES download.