Lake Hood cyanobacteria sampling results for summer 2025-26
Alert-level framework for benthic cyanobacteria
| * Green/surveillance mode | Total cyanobacteria biovolume less than 0.5mm3/L |
| * Amber/alert mode | Total cyanobacteria biovolume 0.5 to less than 10 mm3/L |
| * Red/action mode | Total cyanobacteria biovolume 10 mm3/L or greater |
Sample Date | Sample Location | Total cyanobacteria biovolume (mm3/L) |
30/12/2025 | Water ski lane | 1 |
18/12/2025 | Lake Hood Drive bridge | 0.002 |
11/12/2025 | Torbay Ave boat ramp | 0.002 |
28/11/2025 | Water ski lane | 0.03 |