Coldwater Lake State Park 
Off Hwy 27
Coldwater, MI 49036
517-780-7866
http://www.michigandnr.com/ParksandTrails/Details.aspx?id=443&type=SPRK
State Park: Birding, Fish, Hike, Picnic, Walk, Water Sports
This is an undeveloped property with hunting access allowed. The terrain is a mixture of swamp and farmland leading up to the lake.