Harmful Algal Bloom Report

Bloom Code 26-SW5-B2

Where

Water Body Cayuga Lake
Latitude and Longitude 42.519964867, -76.552020223
Segment Lakeshore Segment Southwest 5: Camp Comstock
County Tompkins
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 27, 2026 10:01 AM
Bloom Sampled October 27, 2026 10:01 AM
Microscopic Examination October 29, 2026

What

Bloom Genera [1]

Microscopy Present Dominant
Dolichospermum
Microcystis

Bloom Chemistry

Total Microcystin and Nodularins (EPA 546) [2] 130.0 ug/L
[1] Genera - plural of genus, a category of classification in biology that ranks between the family level and the species level. Because there are many different species of bacteria that are difficult to distinguish, it is more useful to classify bacteria by genus rather than species.
[2] Microcystin

Bloom Description

2026 PRIORITY ZONE: Camp Comstock- identified by Tompkins County Whole Health as a sample-collection site. Volunteer reported: Thin band of bloom right along the shoreline which disappeared within 15 minutes. Water is extremely clear with light waves. Also there was foam lining the edge of shore, with more drifting in on waves, but it soon disappeared also.