Watershed · by major or minor

Minor dischargers discharge permits in subbasin 10240009

• 9Permits
• 10Permits in the subbasin
• 1States the subbasin touches

9 of the 10 Clean Water Act discharge permits in hydrologic subbasin 10240009 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 IA.

Where the subbasin lies

• IA 10 permits in the subbasin

Every discharge permit in subbasin 10240009 →

Figures from EPA’s ICIS-NPDES download.