Category Archives: Water Quality

Blue-Green Algae Bloom Update – June 13, 2024

The Simcoe Muskoka District Health Unit (SMDHU) issued a water quality advisory for the West Shoreline of Hammell’s Bay on June 10, 2024. Here are the latest updates based on the June 4th, 2024 sample results. Location: Northwest Shoreline of Hammell’s Bay Key Information: No Serious Toxicity Detected: The Ministry of the Environment, Conservation and […]

Algae Bloom Confirmed by MECP in Hammell’s Bay – June 10, 2024

On June 3rd, the Ministry of the Environment, Conservation and Parks (MECP) collected water samples from Hammell’s Bay on the west shoreline near Sandlewood Road. On June 10th, 2024, MECP confirmed a blue-green algae bloom in the sampled water. Limited information is currently available, but we are actively monitoring the situation and will provide updates […]

Three Mile Lake Algae Bloom Update – Entire Water Body Affected – September 20, 2023

  We wish to inform the public that the blue-green algae bloom in Three Mile Lake has expanded, now impacting the entirety of the water body. This information is based on recent reports from the Ministry of the Environment, Conservation and Parks (MECP). The Simcoe Muskoka District Health Unit (SMDHU) in collaboration with MECP is […]

Blue-Green Algae Bloom Confirmed North-West Three Mile Lake in the Sandwood Road Area – August 21, 2023

The Ministry of the Environment, Conservation and Parks (MECP) has confirmed a blue-green algae bloom in Three Mile Lake, specifically in its Northwest region near Sandwood Road. Blue-green algae, also known as cyanobacteria, can produce toxins detrimental to human and animal health in high concentrations. With the confirmation of this bloom, residents and visitors are […]

Additional Results from August 29th and September 2nd Water Samples – September 27, 2022

Three Mile Lake Community. On Thursday, September 22 we received information concerning the blue-green algae bloom affecting Three Mile Lake from the Ministry of Environment, Conservation and Parks (MECP).  The communication reported toxin levels from the samples taken on August 29th and September 2nd. Some brief background information regarding cyanobacteria and cyanotoxins. Blue-Green Algae is […]

Blue-Green Algae Bloom Updated to include Hammell’s Bay – September 2, 2022

The Simcoe Muskoka District Health Unit (SMDHU) is informing residents and visitors to the Township of Muskoka Lakes that laboratory analysis has confirmed the presence of a blue-green algae bloom impacting Hammell’s Bay, Three Mile Lake, Township of Muskoka Lakes. As a result, the blue-green algae notice issued August 29, 2022 for the Carlo Enterprise […]

Blue-Green Algae Notice – August 29, 2022

The Simcoe Muskoka District Health Unit (SMDHU) is informing residents and visitors to the Township of Muskoka Lakes that laboratory analysis has confirmed the presence of a blue-green algae bloom impacting two locations on Three Mile Lake in the area of Carlo Enterprise Road and Cowan Park Road, Utterson, Township of Muskoka Lakes.   The […]

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 […]

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 […]

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 […]