Water Quality

Potential Algae Bloom – August 20, 2022

To the Three Mile Lake Community. This is to inform the Three Mile Lake community of “potential” Blue-Green Algae (Cyanobacteria) blooming in the main basin of Three Mile Lake.  Please use common sense with regards to the lake water. A report of a potential bloom was submitted Friday, August 19th with the Spill Action Centre of the Ministry of Environment. …

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Blue-Green Algae Public Notice Lifted | January 27, 2022

2022-01-27 The Simcoe Muskoka District Health Unit (SMDHU) would like to inform residents and visitors to the Township of Muskoka Lakes that additional laboratory analysis confirm the blue-green algae bloom impacting Hammel’s Bay and the south shoreline of Three Mile Lake, Township of Muskoka Lakes has dissipated. Please be advised that the public health notices regarding precautions for blue-green algae…

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Causation Study

If you were unable to attend the first public meeting of the Three Mile Lake Causation Study, a 32 minute video recording of the meeting is now available online . We also encourage you to respond to the short survey to provide your input on water quality on our lake. Click on the link below to access both. https://www.engagemuskoka.ca/three-mile-lake

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Update – Three Mile Lake Causation Study

A consultant has been selected to conduct the causation study.  Read More

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New – Blue Green Algae Bloom Update

Good News! The Simcoe Muskoka District Health Unit (SMDHU) has lifted the Blue Green Algae warning, that was issued on August 13th, for the eastern end of the main basin.

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Update on the Algae Bloom

Update on the results of the September 16th water samples. Today, (Sept. 24, 2020) the South Muskoka District Health Unit advised us that the results of the water samples indicated that the algae blooms in the western part of our lake, as well as at the entry to Hamell’s Bay, have dissipated and the health warning has been lifted. However,…

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Update On Our Three Mile Lake Water Sample Results

September 15, 2020 BACKGROUND On August 10, 2020 the Ministry of Environment, Conservation and Parks (MECP) took water samples on the eastern end of the main basin of Three Mile to determine the presence of a blue-green algae bloom. This presence was confirmed by the South Muskoka District Health Unit (SMDHU) on August 13,2020 and a warning was sent by…

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Blue-Green Algae Bloom Update

Water samples were taken on August 18th on two sites in the west end of Three Mile Lake, one in Dee Bank Village and the other at the parkette on North Shore Rd, as well as at the end of Three Mile Lake Rd 1 at the mouth of Hamell’s Bay. All 3 samples indicated the presence of blue green…

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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…

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Potential 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:…

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