Watershed · by major or minor

Minor dischargers discharge permits in subbasin 10040201

• 43Permits
• 45Permits in the subbasin
• 1States the subbasin touches

43 of the 45 Clean Water Act discharge permits in hydrologic subbasin 10040201 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 MT.

Where the subbasin lies

• MT 45 permits in the subbasin

Other cuts of subbasin 10040201

• permit type: General permit coverage 40
• program: Storm Water Construction 26
• program: Storm Water Industrial 8
• permit type: Individual permits 4
• program: CAFO 4
• program: POTW 4

Every discharge permit in subbasin 10040201 →

Figures from EPA’s ICIS-NPDES download.