Information on Long Lake (May Township)

Ordinary High Water      929.70 

100-Yr. Flood Elev.    932.7 (District, 100-year, 24 hour) 

Long Lake is a shallow lake that is considered eutrophic.  Monitoring results indicate an improving trend for clarity and nutrients. Long Lake is at the upstream end of the Terrapin, Mays, and Clear chain of lakes. The dominant land use in the watershed is undeveloped/large lot residential; agriculture is the second most dominant land use.  Farmsteads and single-family residential land uses are found throughout the watershed and along the northeast shoreline.  Long Lake does not have public access and the majority of the shoreland is in private ownership.  The primary uses of the lake are boating, fishing, and observing nature.