Toxic algae in Rensselaer County, New York
13 lakes and waterways have harmful algal bloom reports in New York's official data.
Lakes with bloom history
| Lake | Years with reports | Most recent |
|---|---|---|
| Snyders Lake | 6 | 2022 |
| Tomhannock Reservoir | 6 | 2025 |
| Long Pond | 4 | 2022 |
| Burden Lake | 3 | 2025 |
| Vosburg Pond | 3 | 2023 |
| Big Bowman Pond | 2 | 2018 |
| Burden Third 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.
- Dunham Reservoir (2025)
- Glass Lake (2021)
- Moordener Kill (2022)
- Reichards Lake (2025)
- Troy Reservoir (2018)
- Valatie Kill (2014)
Source: New York State Department of Environmental Conservation (DEC), official data. For current conditions see the NYHABS map.