Harmful Algal Bloom Report

Bloom Code 25-3402-B4
Where
Water Body Cayuga Lake
Latitude and Longitude 42.90432, -76.72391
Segment Lakeshore Segment Northeast 3: Harris Park to Frontenac Park
County Cayuga
Extent Small Localized (few properties)
When
Bloom Reported October 17, 2025 12:00 PM
Bloom Sampled October 17, 2025 12:00 PM
Microscopic Examination
Map
Bloom Description

Volunteer reported: Looks like it extends out towards the channel. Windy and sunny yesterday with ample algae in the lake. Really cold overnight, mid to high 30’s and sun now with light breeze.