Water Quality
Blue-Green Algae Bloom
The Ministry of the Environment, Conservation and Parks (MECP) has confirmed a Blue-Green Algae Bloom on Three Mile Lake based on samples taken on Monday, August 10, 2020. It will take a couple of weeks before the toxicity results will be available. The TMLA will communicate the results by posting on our Facebook group page, on our website - www.3milelake.ca…
Read MorePotential Blue-Green Algae Bloom
On August 12 in the area of the east end of the main basin a potential blue-green algae bloom has been detected. The TMLA has notified the South Muskoka Health Unit who will conduct tests to determine if, in fact, it is a toxic bloom. Here are the potential health effects from drinking or coming into contact with blue-green algae:…
Read MoreWater Quality Update
Note that since 2011, the MECP (Ministry of Environment, Conservation and Parks) lab results have regularly exceeded the safe drinking level 1.5 µg/L, but they have NOT exceeded the Ontario safe recreational water level 20 µg/L. Swimming and other water sport activities should be avoided in areas where the blue-green algae bloom is visible. Past history shows that sample results…
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