Pentwater Lake

Pentwater Lake is a water body adjacent to the village of Pentwater, Michigan. Its primary inlet is the Pentwater River; its outlet is a man-made channel flowing into Lake Michigan.

Pentwater Lake has a surface area of 431 acres, a maximum depth of 50 feet, and an average depth of 27 feet. The lake contains 11,590 acre feet, a volume of water that would cover 18 sqmi to a depth of 1 foot. Its shoreline is 6.2 miles long.