Watershed Summary 

The Rocky River Watershed is a 112,144-acre watershed located in the northwest corner of St. Joseph County, the southwest corner of Kalamazoo County, the northeast corner of Cass County, and the southeast corner of Van Buren County. The Rocky River Watershed is approved under the CMI administrative rules and was funded under section 319. A significant portion of the watershed is agricultural, with growing urban areas. This project repaired and/or reduced sediment, nutrients, hydrology, temperature, pesticides, and pathogens to enhance and protect the water quality now and in the future. 

MDEQ Nonpoint Source Links 

• Rocky River Watershed Planning Project fact sheet 300 KB) 
• Watershed Management Plan (4,900 KB PDF) 
• St. Joe River Watershed (a larger watershed management plan encompassing Rocky River)

Watershed Websites 

• Watershed Management Plan 

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