Watershed · by major or minor

Minor dischargers discharge permits in subbasin 18010101

• 6Permits
• 14Permits in the subbasin
• 1States the subbasin touches

6 of the 14 Clean Water Act discharge permits in hydrologic subbasin 18010101 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 14 permits in the subbasin

Other cuts of subbasin 18010101

• permit type: General permit coverage 13
• program: Storm Water Industrial 9
• program: Storm Water Construction 4

Every discharge permit in subbasin 18010101 →

Figures from EPA’s ICIS-NPDES download.