Michigan has been delegated the regulatory authority to implement a storm water discharge permit program for the state.
For information on Michigan's Storm Water Program write to:
Michigan Department of Environmental Quality
Surface Water Quality Division
Storm Water Program
P.O. Box 30438
Lansing, MI 48909
NPDES permits can be obtained through the Surface Water Quality Division Permits Section:
525 W. Allegan
Constitution Hall
2nd Floor N.
Lansing, MI 48913
Phone: (517) 284-5588
www.michigan.gov/deq/0,4561,7-135-3313_51002_3682_3716---,00.html