EPA · discharge permits by watershed

Subbasin 04100003

• 365Current permits
• 3States
• 8Watersheds

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

This subbasin contains 8 watersheds, each with its own page of permits. The table below is a sample of the 365 current permits recorded here; the pollutant list above names every limit EPA attaches to a permit in this subbasin.

By state

• Indiana351
• Ohio8
• Michigan6

Watersheds inside this subbasin

• Watershed 0410000308140
• Watershed 0410000307131
• Watershed 041000030646
• Watershed 041000030531
• Watershed 04100003015
• Watershed 04100003035
• Watershed 04100003044
• Watershed 04100003023

The same permits, cut another way

The 365 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 04080204 149
• Subbasin 04080205 31
• Subbasin 04080206 67
• Subbasin 04090001 83
• Subbasin 04090002 134
• Subbasin 04090003 433
• Subbasin 04090004 340
• Subbasin 04090005 150
• Subbasin 04100001 72
• Subbasin 04100002 85
• Subbasin 04100004 226
• Subbasin 04100005 165
• Subbasin 04100006 37
• Subbasin 04100007 86
• Subbasin 04100008 29
• Subbasin 04100009 37
• Subbasin 04100010 78
• Subbasin 04100011 109
• Subbasin 04100012 58
• Subbasin 04110001 114

Permits discharging here