Residents of Three Mile Lake, Utterson, Township of Muskoka Lakes are being cautioned about a confirmed blue-green algae bloom impacting two areas of the lake near Carlo Enterprise Road and Cowan Park Road.

The health unit warns not to drink water from private water supplies that draw from or are impacted by the area of the lake where blue-green algae has been identified.

Residents are advised not to allow animals to drink or swim in the lake near the algae bloom.

The health unit also warns that fish taken from waters with algae blooms have the potential to contain toxins.

Symptoms following contact or consuming toxins from a blue-green algae bloom can include skin, eye or throat irritation, breathing difficulties, headaches, fever, diarrhea, abdominal pain, nausea and vomiting.