Harmful Algal Bloom Report

Bloom Code 26-NE4-B7

Where

Water Body Cayuga Lake
Latitude and Longitude 42.8423095, -76.696598
Segment Lakeshore Segment Northeast 4: Frontenac Park
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 August 06, 2026 11:27 AM
Bloom Sampled August 06, 2026 11:27 AM
Microscopic Examination August 07, 2026

What

Bloom Genera [1]

Microscopy Present Dominant
Microcystis

Bloom Chemistry

Total Chlorophyll a 531.0 ug/L
Total Microcystin and Nodularins (EPA 546) [2] 360.0 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: Frontenac Park- identified by Cayuga County Health Department as a sample-collection site. Volunteer reported: No boat traffic so far today. Nearly flat water, about75 degrees, mostly cloudy.