Watershed · by permit type

Individual permits discharge permits in subbasin 10110201

• 16Permits
• 63Permits in the subbasin
• 5States the subbasin touches

16 of the 63 Clean Water Act discharge permits in hydrologic subbasin 10110201 are filed as Individual permits. A subbasin is a watershed unit, not a political one, so it crosses state lines: this one is named on permits in MT, WY, ND, MN, SD.

Where the subbasin lies

• MT 38 permits in the subbasin
• WY 16 permits in the subbasin
• ND 7 permits in the subbasin
• MN 1 permits in the subbasin
• SD 1 permits in the subbasin

Other cuts of subbasin 10110201

• program: POTW 3
• program: Storm Water Construction 35
• program: Storm Water Industrial 9
• major or minor: Minor dischargers 63
• permit type: General permit coverage 47

Every discharge permit in subbasin 10110201 →

Figures from EPA’s ICIS-NPDES download.