The district implemented a Stormwater Management Program Plan (SWMP) to reduce the discharge of pollutants from their Municipal Separate Storm Sewer System (MS4) to the Maximum Extent Practicable and protect water quality in accordance with the appropriate water quality requirements of Michigan Act 451, Public Acts of 1994, Part 31, and the Federal Water Pollution Control Act and the district National Pollutant Discharge Elimination System (NPDES) permit.

• Contact AAPS by Phone: 734-994-2200
• Contact AAPS by Mail: 2555 South State St. Ann Arbor, MI 48104
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AAPS Stormwater Management Plan

Stormwater Management – Illicit Discharge Regulatory Policy

Additional Stormwater Information & Resources