Update – 9/11/2019
As of September 11, 2019, the Connecticut Department of Energy and Environmental Protection (DEEP), has lifted the blue-green algae bloom advisory for the Rainbow Reservoir.
The Town of Windsor has been working with the Connecticut Department of Energy and Environmental Protection (DEEP) in response to a blue-green algae bloom in the Rainbow Reservoir.
- Blue-green algae occurs naturally in lakes and ponds throughout Connecticut in the summer months and rapid growth occurs during periods of extreme heat.
- Tainted water takes on a green, blue-green, or reddish-brown colored hue. Residents are advised to avoid contact and keep pets away.
- Exposure to algae toxins can occur through direct contact, ingestion, inhalation, and exposure which can cause mild skin irritation and illness.
- Nearby groundwater wells are not impacted by algae blooms.
If you have more questions, please contact the Windsor Health Department at 860-285-1823.
For more information about algae blooms, visit: