Lake Monitoring

Learn about monitoring your lake in the Cooperative Lakes Monitoring Program.

Stream Monitoring

Learn how to monitor your local stream or river through the Volunteer Stream Monitoring Program.

Stream Cleanups

Apply for funding to host a stream or river cleanup in your community.

Lake and Stream Data

Access lake and stream data collected by MiCorps volunteers.

The Michigan Clean Water Corps (MiCorps) empowers people and communities to protect their local inland lakes and streams. MiCorps is Michigan's statewide volunteer lake and stream monitoring program and supports local river and stream cleanup events.

Volunteers make an impact on Michigan waters

1,072 lakes monitored since 1974
30 stream monitoring organizations currently supported with MiCorps grants and technical support
297 stream miles cleaned up by volunteers since 2021

News and Events

Enrollment is now open for the 2025 Cooperative Lakes Monitoring Program season!

Visit Become a Volunteer to learn more.

MiCorps featured in news story

Michigan Public highlighted opportunities for Michiganders to sign up for volunteer lake monitoring training through the MiCorps Cooperative Lakes Monitoring Program.