Watershed · by major or minor

Minor dischargers discharge permits in subbasin 15010004

• 34Permits
• 34Permits in the subbasin
• 1States the subbasin touches

34 of the 34 Clean Water Act discharge permits in hydrologic subbasin 15010004 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 AZ.

Where the subbasin lies

• AZ 34 permits in the subbasin

Other cuts of subbasin 15010004

• permit type: General permit coverage 30
• program: Storm Water Industrial 7
• permit type: Individual permits 4

Every discharge permit in subbasin 15010004 →

Figures from EPA’s ICIS-NPDES download.