Harmful Algal Bloom Report

Bloom Code 25-3451-B4
Where
Water Body Cayuga Lake
Latitude and Longitude 42.84655, -76.73482
Segment Lakeshore Segment Northwest 4: Schuyler Creek to Canoga Creek
County Seneca
Extent Widespread
When
Bloom Reported October 27, 2025 10:00 AM
Bloom Sampled October 27, 2025 10:00 AM
Microscopic Examination
Map
Bloom Description

2025 PRIORITY SITE, Zone #3451: Town of Seneca Falls Water Treatment Plant- identified by Seneca County Health Department as a sample-collection site. No sample collected, reported by community member. They reported: The bloom has now dissipated, no action required. This is informational only, we had no blooms previous years, this our fourth in 2025.