Harmful Algal Bloom Report

Bloom Code 26-NE4-B11

Where

Water Body Cayuga Lake
Latitude and Longitude 42.841463, -76.696009
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 September 03, 2026 11:20 AM
Bloom Sampled September 03, 2026 11:20 AM
Microscopic Examination September 03, 2026

What

Bloom Genera [1]

Microscopy Present Dominant
Dolichospermum
Microcystis

Bloom Chemistry

Total Microcystin and Nodularins (EPA 546) [2] 1100.0 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: Water clear beyond the HABS, big storm/high winds and rain the previous might. Possible tornado in area, trees down in park.