2023 Treatment Areas

To maintain environmental quality and public health and safety, the Lake St. Clair Cooperative Invasive Species Management Area and various local governments controls invasive plants in several locations around Macomb and St. Clair counties.

For more information on the risks and benefits of using chemical applications and where treatments will take place, see below. Maps highlighting 2022 treatment locations and treatment notices for conducting applications will be added, when information becomes available.

Read about the risks and benefits of herbicide use

Macomb County Road Right-of-Way Treatments

Areas for treatment include sections of Macomb County primary and local roads in Clinton, Harrison, Shelby, Ray and Washington Townships and the City of Sterling Heights. 

ROW Treatment Opt Out Form

If choosing to opt out of the phragmites treatment, carefully read the opt out form and submit to:

Lake St. Clair CISMA



117 South Groesbeck highway 

Mt. Clemens, MI 48043 

Phone: 586.463.8671 Fax: 586.463.8682

Clinton Township

Harrison Township

Ray Township

Shelby Township

Sterling Heights

Washington Township

2023 Macomb County

 Right-of-Way Treatment Notice

2023 Red Run Treatment Notice