Watershed · by major or minor

Minor dischargers discharge permits in subbasin 10050004

• 53Permits
• 60Permits in the subbasin
• 1States the subbasin touches

53 of the 60 Clean Water Act discharge permits in hydrologic subbasin 10050004 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 60 permits in the subbasin

Other cuts of subbasin 10050004

• program: CAFO 6
• program: POTW 5
• program: Storm Water Construction 27
• program: Storm Water Industrial 13
• permit type: General permit coverage 51
• permit type: Individual permits 6

Every discharge permit in subbasin 10050004 →

Figures from EPA’s ICIS-NPDES download.