Watershed Summary 

The South Branch of the Pentwater River Watershed is approximately 57,014 acres (89.3 square miles) and covers a portion of nine townships in Oceana County.  The South Branch contains 127 miles of rivers, streams, and drains and runs directly through the City of Hart and the Village of Pentwater before emptying into Pentwater Lake.  Land uses are 48% agricultural, 31% forest land, 14% open land, 4% urban, 2% wetlands, and 2% water.  The South Branch of the Pentwater River Watershed Plan was approved under the CMI administrative rules and was funded under section 319. 

MDEQ Nonpoint Source Links 

For a copy of the approved watershed management plan, please contact Peter Vincent via email, or at 517-241-8351.

• South Branch of the Pentwater River Watershed fact sheet (100 KB PDF) 

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