Harmful Algal Bloom Report

Bloom Code 25-3474-B7

Where

Water Body Cayuga Lake
Latitude and Longitude 42.843821, -76.697731
Segment Lakeshore Segment Northeast 4: Frontenac Park
County Cayuga
Extent Small Localized: The HAB is contained in a very small area of the lake, limited from one to several neighboring properties.

When

Bloom Reported October 08, 2025 05:10 PM
Bloom Sampled October 08, 2025 05:14 PM
Microscopic Examination October 16, 2025

What

Bloom Chemistry

Total Chlorophyll a 246.0 ug/L
Total Microcystin and Nodularins (EPA 546) [2] 61.7 ug/L
[2] Microcystin

Bloom Description

2025 PRIORITY SITE, Zone #3474: Frontenac Park- identified by Cayuga County Health Department as a sample-collection site. Volunteer reported: Found at the Northern section of park between the bath house and bridge. Cool breeze, 60°, mostly sunny. Only 2 small areas that I could see.

Weather

Weather Rain within past three days
Wind speed
Wind direction
Water Temp
Air Temp