MS4 Documents

NPDES Phase II Stormwater Program
Automatically Designated MS4 Area Maps and Notice of Intent (NOI)

Files are in PDF format. Contact David Ladd, (207) 215-7168 for more information.

Small Municipal Separate Stormwater Sewer Systems


State or Federally Owned Separate Storm Sewer Systems

Portsmouth Naval Shipyard

University Of Maine Augusta - Bangor Campus

Eastern Maine Community College

University of Southern Maine

University of Maine, Orono

Maine Air National Guard, Bangor

Dorothea Dix Psychiatric Center


Maine Department of Transportation and Maine Turnpike Authority Municipal Separate Storm Sewer Systems

Maine Department of Transportation