EPA · discharge permits by watershed

Subbasin 15030203

• 17Current permits
• 1States
• 3Watersheds

A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Arizona. Each permit is placed by the outfall EPA names as its representative discharge point.

This subbasin contains 3 watersheds, each with its own page of permits. The table below is a sample of the 17 current permits recorded here

By state

• Arizona17

Watersheds inside this subbasin

• Watershed 15030203019
• Watershed 15030203035
• Watershed 15030203043

The same permits, cut another way

The 17 permits whose outfall sits in this subbasin, grouped by one attribute at a time: the class of permit, the Clean Water Act program it was issued under, the type of coverage, and the size of the discharger. Each figure below counts the permits in that group.

Other subbasins

• Subbasin 15020018 52
• Subbasin 15030101 99
• Subbasin 15030103 28
• Subbasin 15030104 25
• Subbasin 15030105 11
• Subbasin 15030106 3
• Subbasin 15030107 17
• Subbasin 15030108 39
• Subbasin 15030201 14
• Subbasin 15030202 5
• Subbasin 15040002 15
• Subbasin 15040003 18
• Subbasin 15040004 15
• Subbasin 15040005 25
• Subbasin 15040006 8
• Subbasin 15040007 12
• Subbasin 15050100 832
• Subbasin 15050201 15
• Subbasin 15050202 61
• Subbasin 15050203 21

Permits discharging here

What this page shows

This page covers Clean Water Act discharge permits under the EPA NPDES register in watershed 15030203. The page lists 17 permits, and the whole watershed located in AZ has 17 permits.