Harmful Algal Bloom Report

Bloom Code 25-3405-B9

Where

Water Body Cayuga Lake
Latitude and Longitude 42.82107, -76.70795
Segment Lakeshore Segment Northeast 5: Frontenac Park to Ellis Point
County Cayuga
Extent Large Localized: The HAB is in a small area, but affects many properties, along a large segment of the shoreline, or in a specific region of the waterbody.

When

Bloom Reported October 17, 2025 04:30 PM
Bloom Sampled October 17, 2025 04:30 PM
Microscopic Examination

Bloom Description

Volunteer reported: Calm water, following a day of heavy north wind, cool temps. Last seen on previous Sunday, 10/12. Temps have dropped below 40 daily, high winds previous day. White foam in evidence on Thursday.