Toxic algae in Cayuga County, New York
8 lakes and waterways have harmful algal bloom reports in New York's official data.
Lakes with bloom history
| Lake | Years with reports | Most recent |
|---|---|---|
| Cayuga Lake | 11 | 2025 |
| Owasco Lake | 12 | 2025 |
| Lake Como | 4 | 2025 |
| Little Sodus Bay | 4 | 2025 |
| Seneca River | 3 | 2025 |
| Sucker Brook | 3 | 2025 |
| Duck Lake | 2 | 2025 |
Other waterbodies with a report
These have one or two reports in a single year, so there isn't enough history for a page of their own yet.
- Dutch Hollow Brook (2015)
Source: New York State Department of Environmental Conservation (DEC), official data. For current conditions see the NYHABS map.