Watershed · by program

Storm Water Small MS4s discharge permits in subbasin 17110013

• 9Permits
• 643Permits in the subbasin
• 1States the subbasin touches

9 of the 643 Clean Water Act discharge permits in hydrologic subbasin 17110013 are filed as Storm Water Small MS4s. A subbasin is a watershed unit, not a political one, so it crosses state lines: this one is named on permits in WA.

Where the subbasin lies

• WA 643 permits in the subbasin

Other cuts of subbasin 17110013

• program: Storm Water Construction 313
• major or minor: Minor dischargers 641
• permit type: General permit coverage 634
• permit type: Individual permits 8

Every discharge permit in subbasin 17110013 →

Figures from EPA’s ICIS-NPDES download.