Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3469-B1
Where
Water Body Cayuga Lake
Latitude and Longitude 42.9008116, -76.749982
Segment Lakeshore Segment Northwest 6: Cayuga Lake State Park
County Seneca
Extent Small Localized (few properties)
When
Bloom Reported August 22, 2025 10:01 AM
Bloom Sampled August 22, 2025 10:01 AM
Microscopic Examination
What
Bloom Genera [1]
Microscopy Present Dominant

Bloom Chemistry
[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
Map of HAB event
Bloom Description

Cayuga Lake State Park Boat Launch

Weather
Weather
Wind speed
Wind direction
Water Temp
Air Temp