New York
Toxic algae in Schuyler County lakes
7 lakes and waterways in Schuyler County have harmful algal bloom reports in New York's official data. The most recent entry is for Lamoka Lake: Lamoka Lake was on New York's harmful algal bloom list from 23 June 2025 to 24 September 2025, with confirmed bloom status (10 reports). Lamoka Lake, Waneta Lake and Cayuta Lake and 1 more have had blooms in three or more years.
Lakes with bloom history
Newest report first. Each lake has its own page with the full history and what the results mean.
Other waterbodies with a report
These have one or two reports in a single year, which isn't enough history for a page of their own yet.
- Catherine Creek Wildlife Management Area 2020
- Lamoka Lake Chanel 2013
- Tobehanna Lake 2025
Source: New York State Department of Environmental Conservation (DEC), official data, checked 24 October 2026. For today's conditions see the NYHABS map. No report doesn't mean a lake is safe: most water is only tested occasionally.