Pine Lake is an inland lake, located in Gun Plain Township, Allegan County and Prairieville Township, Barry County.

The Allegan County Drain Commissioner and Barry County Drain Commissioner are the joint delegates authorities, appointed by their respective County Board of Commissioners, responsible for maintaining the legally established lake level. 

Pursuant to the Barry County Circuit Court, the legally established lake level of Pine Lake is 890.5 feet, subject to seasonal variations and precipitation.

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