Watershed · by permit type

General permit coverage discharge permits in subbasin 09040001

• 10Permits
• 12Permits in the subbasin
• 1States the subbasin touches

10 of the 12 Clean Water Act discharge permits in hydrologic subbasin 09040001 are filed as General permit coverage. 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 12 permits in the subbasin

Other cuts of subbasin 09040001

• major or minor: Minor dischargers 12
• program: Storm Water Construction 8

Every discharge permit in subbasin 09040001 →

Figures from EPA’s ICIS-NPDES download.