Toxic algae in Dutchess County, New York
21 lakes and waterways have harmful algal bloom reports in New York's official data.
Lakes with bloom history
| Lake | Years with reports | Most recent |
|---|---|---|
| Wilcox Park Pond North | 4 | 2025 |
| Wilcox Memorial Park Pond | 2 | 2018 |
| Deer Lake | 2 | 2022 |
| Lower Hudson River | 2 | 2025 |
| Nooteeming Lake | 2 | 2022 |
| Round Pond | 2 | 2024 |
| Saw Kill | 2 | 2025 |
| Sepasco Lake | 2 | 2021 |
| Stissing Pond | 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.
- Beekman Park Lake (2023)
- Cold Spring (2021)
- Cold Spring Creek (2024)
- Ellis Pond (2013)
- Furnace Pond (2024)
- Lake Oniad (2018)
- Little Pond (2020)
- Melzingah Reservoir (2021)
- Mirror Lake (2025)
- Rudd Pond (2022)
- Sylvan Lake (2018)
- Whaley Lake (2020)
Source: New York State Department of Environmental Conservation (DEC), official data. For current conditions see the NYHABS map.