Toxic algae in Putnam County, Florida
33 lakes and waterways have harmful algal bloom reports in Florida's official data.
Lakes with bloom history
| Lake | Years with reports | Most recent |
|---|---|---|
| Crescent Lake | 9 | 2025 |
| Georges Lake | 5 | 2025 |
| St Johns River | 7 | 2025 |
| Lake Winnott | 3 | 2025 |
| Dunns Creek | 4 | 2025 |
| St John'S River | 2 | 2018 |
| Violet Lake | 1 | 2022 |
| Lake Mcmeekin | 2 | 2018 |
| Welaka Springs | 1 | 2022 |
| Lake Grandin | 2 | 2025 |
| Rodman Reservoir Dam | 2 | 2023 |
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.
- 100 Lake Drive Crescent Lake (2018)
- Buffalo Bluff On St Johns River (2018)
- Crescent Lake East Side (2017)
- Darkwater Lake (2023)
- Dunns Creek Canal (2020)
- Fish Creek (2019)
- Georges Lake Ne (2020)
- Georgetown Canal (2023)
- Lake Broward (2025)
- Lake Lillie (2017)
- Lake Myra (2021)
- Lake Stella (2024)
- Ne Lake Stella (2019)
- North Shore Of Santa Fe Lake (2018)
- Nw Side Of Crescent Lake (2019)
- Ocklawaha River (2023)
- Punchbowl Lake (2022)
- Rodman Reservoir (2021)
- Round Lake (2019)
- St Johns River Channel Marker (2019)
- Star Lake (2020)
- Swan Lake (2023)
Source: Florida Department of Environmental Protection (DEP), official data. For current conditions see the DEP Algal Bloom Dashboard.