Harmful Algal Bloom Report

Bloom Code 26-NW1-B18

Where

Water Body Cayuga Lake
Latitude and Longitude 42.729781, -76.76186
Segment Lakeshore Segment Northwest 1: Sheldrake Point to Deans Cove
County Seneca
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 17, 2026 04:52 PM
Bloom Sampled
Microscopic Examination

Bloom Description

Volunteer reported: Pockets of thicker HAB’s along shoreline, & widespread independent HAB particles and concentrated trails farther out (just beyond the docks).