Watershed · by major or minor

Major dischargers discharge permits in subbasin 04090004

• 9Permits
• 340Permits in the subbasin
• 1States the subbasin touches

9 of the 340 Clean Water Act discharge permits in hydrologic subbasin 04090004 are filed as Major dischargers. A subbasin is a watershed unit, not a political one, so it crosses state lines: this one is named on permits in MI.

Where the subbasin lies

• MI 340 permits in the subbasin

Other cuts of subbasin 04090004

• major or minor: Minor dischargers 320
• permit type: General permit coverage 236
• permit type: Individual permits 103
• program: POTW 13

Every discharge permit in subbasin 04090004 →

Figures from EPA’s ICIS-NPDES download.