EPA · discharge permits by watershed

Subbasin 18020156

• 6Current permits
• 1States
• 1Watersheds

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

This subbasin contains 1 watersheds, each with its own page of permits. The table below is a sample of the 6 current permits recorded here

By state

• California6

Watersheds inside this subbasin

• Watershed 18020156066

The same permits, cut another way

The 6 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 18020104 10
• Subbasin 18020111 32
• Subbasin 18020116 13
• Subbasin 18020121 3
• Subbasin 18020123 4
• Subbasin 18020125 9
• Subbasin 18020126 12
• Subbasin 18020129 7
• Subbasin 18020154 8
• Subbasin 18020155 3
• Subbasin 18020158 13
• Subbasin 18020159 21
• Subbasin 18020161 16
• Subbasin 18020162 3
• Subbasin 18020163 69
• Subbasin 18030003 10
• Subbasin 18030004 3
• Subbasin 18030005 10
• Subbasin 18030006 23
• Subbasin 18030007 37

Permits discharging here

What this page shows

This page from the EPA NPDES register covers Clean Water Act discharge permits in watershed 18020156. It lists 6 permits on this page. The permits in the whole watershed located in CA total 6.