Toxic algae in Indian River County, Florida
11 lakes and waterways have harmful algal bloom reports in Florida's official data.
Lakes with bloom history
| Lake | Years with reports | Most recent |
|---|---|---|
| Blue Cypress Lake | 9 | 2025 |
| Stick Marsh | 7 | 2025 |
| Indian River Lagoon | 3 | 2023 |
| Lateral M Canal | 1 | 2023 |
| Kenansville Lake | 2 | 2018 |
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.
- Blue Cypress Lake Se (2021)
- Indian River (2020)
- Lake Kenansville (2018)
- North Central Blue Cypress Lake (2018)
- St Johns River (2023)
- Zigzag Canal (2025)
Source: Florida Department of Environmental Protection (DEP), official data. For current conditions see the DEP Algal Bloom Dashboard.