Wake Enhanced Boating Restriction

Three Mile Lake is considering pursuing a federal Vessel Operation Restriction Regulation (VORR) with Transport Canada to prohibit wake-enhanced boating activities such as wake-surfing. Research and local observations show that these high-energy waves can resuspend nutrient-rich sediments, accelerate shoreline erosion, and contribute to conditions that favour harmful algae blooms. This initiative is not about restricting responsible boating—it is about protecting…

Read More

2026 TMLA Member Benefits

2026 TMLA Membership Benefits

Read More

Floating Treatment Wetlands

Floating Treatment Wetlands (FTW) as an Extension of the Natural Edge Program

Read More

MNRF Response to Cooper Pond Dam Incident

Dear Christine Condy, Thank you for your detailed correspondence regarding the recent events at Cooper’s Pond Dam and their potential impact on Three Mile Lake and surrounding properties. We acknowledge the seriousness of the concerns raised, particularly in relation to water quality, infrastructure damage, and community safety. Your observations and historical context are noted and appreciated. I would like to…

Read More

Cooper’s Pond Dam – Urgent Environmental and Infrastructure Concerns

Three Mile Lake Association P.O. Box 161 Windermere, ON P0B 1P0 October 20, 2025 TO: Hon. Mike Harris, Minister of Natural Resources and Forestry [email protected] 18th Floor, Suite 1802 438 University Ave, Toronto, Ontario M5G 2K8 Jacob Evershed, Director of Policy, MNRF [email protected] Kyle Stanley, Resource Management Coordinator, MNRF [email protected] Re: Cooper’s Pond Dam – Urgent Environmental and Infrastructure Concerns…

Read More

E.coli Update: September 13, 2025

Results of September 8 samples submitted for E.coli testing indicate that Raymond Creek and Sherwood Creek exceed safe levels.  Both streams run through private property and the TMLA is lobbying local government for a solution. Residents can assist our lobby efforts by copy/paste our appeal regarding the E.coli findings and emailing to the following: Ward B Councillor Gordon Roberts <[email protected]>…

Read More

Blue Green Algae Update September 8, 2025

The blue green algae bloom advisory has been extended by the Simcoe Muskoka District Health Unit website to include the main basin of Three Mile Lake. 

Read More

Fire Station Study

The Township of Muskoka Lakes is assessing the future of its fire stations, and your input is essential. Eight of the Township’s ten fire stations are approaching 40 years of age and need upgrades. Limited space and overlapping service areas reduce efficiency. To address this, the Township, working with Emergency Management Group Inc., has proposed three options. 10-Station Status Quo:…

Read More

E.Coli Advisory – Stream Inlet at Carlos Enterprise Road – August 6, 2025

Please be advised that on July 30, the Three Mile Lake Association (TMLA) conducted routine E. coli (Escherichia coli) sampling at several stream inlets flowing into the lake. One sample, taken at the stream inlet from Raymond, located on Carlos Enterprise Rd. (north shore of the eastern main basin), returned a concerning result of 550 CFU/100 mL. GPS coordinates: 45.184025,…

Read More

Have Your Say – Help Shape the Future of Boating on Our Lakes

Safe Quiet Lakes wants to hear from you! They’re conducting the 2025 “Your Lakes, Your Views” survey, and your input can help shape policies and actions that protect the peace, safety, and enjoyment of lakes like ours. We’re encouraging all Three Mile Lake cottagers to take a few minutes to share their thoughts. Whether it’s about boat traffic, noise, safety,…

Read More
OUR SPONSORS

3ML_Logo_white

Box 161, Windermere, ON P0B 1P0

Become a Member Today

© 2025 Three Mile Lake Association | Privacy Policy