Watershed · by permit type

General permit coverage discharge permits in subbasin 12100304

• 619Permits
• 646Permits in the subbasin
• 1States the subbasin touches

619 of the 646 Clean Water Act discharge permits in hydrologic subbasin 12100304 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 TX.

Where the subbasin lies

• TX 646 permits in the subbasin

Other cuts of subbasin 12100304

• major or minor: Minor dischargers 637
• program: Storm Water Construction 540
• program: Storm Water Industrial 51
• permit type: Individual permits 27
• program: POTW 17
• major or minor: Major dischargers 6

Every discharge permit in subbasin 12100304 →

Figures from EPA’s ICIS-NPDES download.