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Harmful Algal Blooms Observed in Chautauqua and Findley Lakes

Current status: Lifted (as of 28/09/2026, 21:30). Older update notes in the history text may be outdated.

The Chautauqua County Public Health Department reports localized harmful algal blooms (HABs) in Chautauqua Lake and Findley Lake. Residents and visitors are advised not to drink untreated lake water due to potential toxins from blue-green algae. Other precautions include avoiding contact with the blooms and keeping children and pets away from affected areas. Update (KRCRTV, 25.09.2026, 08:06): A harmful algal bloom advisory was issued for Tule Lake National Wildlife Refuge after recent testing confirmed toxins at dangerous levels. Visitors and pets are urged to stay out of the water, and hunters should bring clean water and minimize water contact. Update (mscnews.net, 28.09.2026, 21:30): A boil water advisory was issued for the Lakeside Village Improvement District in Jefferson County due to a water main break that caused pressure loss and increased risk of bacterial contamination. Customers must boil water for one minute before consumption or food preparation, or use bottled water.

Location

Chautauqua County, New York

Country

🇺🇸 USA

Start

Unknown

End

18/09/2026, 02:00

Event type

Chemical contamination, Microbiological, Boil water advisory, Limit exceeded

Status

Lifted

Region

New York

Last updated

28/09/2026, 21:30