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Evan N. Pratt, P.E.

evanprattWashtenaw County Water Resources Commissioner

'Our mission is to provide for the health, safety and welfare of Washtenaw County citizens and the protection of surface water and the environment and to promote the long term environmental and economic sustainability of Washtenaw County by providing storm water management, flood control, development review and water quality programs.'


Learn about the Services and Responsibilities
of Washtenaw County's Water Resources Commissioner

Michigan Association of County Drain Commissioners Website

Video About County Drains


Water Resources Commissioner

Septic Maintenance Workshop - FREE

Septic Maintenance Workshop - FREE

FREE - Septic System Maintenance Workshop -- Open to the Public December 2, 2015 @ Northville Township; 6:00-8:30pm Pre-Registration is required.

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Spotlight on a Rain Garden

Spotlight on a Rain Garden

Read a personal account of how a rain garden helped reduce flooding in an Ann Arbor resident's basement.

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Office of the Water Resources Commissioner

705 N. Zeeb Rd.  P.O. Box 8645
Ann Arbor, MI 48107-8645
Phone: 734-222-6860
Fax: 734-222-6803

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Office Hours 8:30-5:00 M-F
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Environmental Excellence Partnership Program

We are launching a new program to assist businesses and non-profit organizations in recognizing, developing and implementing environmentally sound behavior in the areas of water quality protection, waste reduction & recycling and pollution prevention. There are three opportunities for participation:

  1. Community Partners for Clean Streams
  2. Pollution Prevention
  3. Waste Knot

Participation in more than one program is welcome and encouraged! Learn more on our brand new E2P2 website.

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