EPA · discharge permits by watershed

Subbasin 01010004

• 36Current permits
• 1States
• 3Watersheds

A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Maine. 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 36 current permits recorded here; the pollutant list above names every limit EPA attaches to a permit in this subbasin.

By state

• Maine36

Watersheds inside this subbasin

• Watershed 010100041018
• Watershed 010100041113
• Watershed 01010004095

The same permits, cut another way

The 36 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 01010005 6
• Subbasin 01010008 8
• Subbasin 01010009 4
• Subbasin 01010010 6
• Subbasin 01020001 12
• Subbasin 01020003 5
• Subbasin 01020004 11
• Subbasin 01020005 70
• Subbasin 01030001 5
• Subbasin 01030003 111
• Subbasin 01040001 26
• Subbasin 01040002 87
• Subbasin 01050001 12
• Subbasin 01050002 93
• Subbasin 01050003 53
• Subbasin 01050004 6
• Subbasin 01060001 110
• Subbasin 01060002 56
• Subbasin 01060003 544
• Subbasin 01070001 68

Permits discharging here