Our lake management firm will spot treat areas of the lake with the herbicide Clearcast to control Eurasian Watermilfoil and nuisance Illinois Pondweed that are growing fast and furious. The herbicide will restrict lake water used for irrigation until sample analysis reveals herbicide concentrations are <1ppb, and lake water used for drinking until concentrations are <50ppb. This should take about two weeks.

Read this newsletter for important updates on Glen Lake community meetings, local development, and how you can get involved!

Join our Glen Lake Protective AssociatioN for access to community events as well as the opportunity to build lasting friendships with your neighbors.

The law requires all motorized boats operators to complete a boating safety course and obtain a boating safety certificate.

Real-time weather station data (air and water temperature, wind speed and direction, humidity, and more.

The map shows 2025 and 2026 treatment areas

Learn more about the Loon Friendlly Lakes Certification Program

Learn about loon natural history and behavior and threats to loon survival