Watershed · by major or minor

Minor dischargers discharge permits in subbasin 04050001

• 1,250Permits
• 1,272Permits in the subbasin
• 3States the subbasin touches

1,250 of the 1,272 Clean Water Act discharge permits in hydrologic subbasin 04050001 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 IN, MI, OH.

Where the subbasin lies

• IN 1,105 permits in the subbasin
• MI 166 permits in the subbasin
• OH 1 permits in the subbasin

Other cuts of subbasin 04050001

• program: Storm Water Construction 857
• permit type: General permit coverage 837
• permit type: Individual permits 417
• program: Storm Water Industrial 104
• program: POTW 53
• major or minor: Major dischargers 22
• permit type: Associated permit records 9
• permit type: State-issued individual permits 9
• program: Biosolids 9

Every discharge permit in subbasin 04050001 →

Figures from EPA’s ICIS-NPDES download.