Watershed · by permit type
Individual permits discharge permits in subbasin 18050004
- 5Permits
- 115Permits in the subbasin
- 2States the subbasin touches
5 of the 115 Clean Water Act discharge permits in hydrologic subbasin 18050004 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 CA, AZ.
Where the subbasin lies
Other cuts of subbasin 18050004
- program: Biosolids 12
- program: POTW 4
- program: Pretreatment 4
- program: Storm Water Industrial 80
- major or minor: Minor dischargers 78
- permit type: Associated permit records 16
- permit type: General permit coverage 93
Every discharge permit in subbasin 18050004 →
Figures from EPA’s ICIS-NPDES download.