Michigan Inland Lakes and Streams Water Quality Database

Browse a searchable database of the EPA's How's My Waterway application to learn about surface water quality in Michigan's lakes and streams.

Groundwater

Learn more about groundwater movement with this educational animation (must have Adobe Flash Player enabled to view).

The Oakland County Health Division offers a service to Oakland County residents for testing surface waters for E. coli bacteria for a nominal fee. Find more information on our Beaches page.

Applicable Environmental Permit and Water Law Information

Michigan Department of Environment, Great Lakes and Energy (EGLE) approval is needed for any alterations at or below the water's edge or in wetlands. Visit the EGLE's Land and Water Resource Division website to learn more and to download application forms.

• Oakland County's Environmental Stewardship Program
• Oakland County's Watershed Management Programs
• Water Conservation Tips at the Home
• Center for Watershed Protection
• US EPA's Nonpoint Source Outreach Toolbox