An Air Quality Alert has been issued by the NWS Detroit/Pontiac MI for Midland, Bay, Huron, Saginaw, Tuscola, Sanilac, Shiawassee, Genesee, Lapeer, St. Clair, Livingston, Oakland, Macomb, Washtenaw, ...

County health departments routinely collect water samples to test for bacteria levels to ensure water is safe for swimming.