EPA · discharge permits by watershed

Subbasin 20040000

• 23Current permits
• 1States
• 4Watersheds

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

This subbasin contains 4 watersheds, each with its own page of permits. The table below is a sample of the 23 current permits recorded here

By state

• Hawaii23

Watersheds inside this subbasin

• Watershed 20040000048
• Watershed 20040000037
• Watershed 20040000014
• Watershed 20040000024

The same permits, cut another way

The 23 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 19020401 570
• Subbasin 19020402 41
• Subbasin 19020501 14
• Subbasin 19020502 4
• Subbasin 19020503 4
• Subbasin 19020504 18
• Subbasin 19020505 52
• Subbasin 19020601 12
• Subbasin 20010000 300
• Subbasin 20020000 291
• Subbasin 20050000 20
• Subbasin 20060000 1,437
• Subbasin 20070000 234
• Subbasin 21010002 147
• Subbasin 21010003 114
• Subbasin 21010004 169
• Subbasin 21010005 484
• Subbasin 21010006 9
• Subbasin 21020001 31
• Subbasin 21020002 13

Permits discharging here