Is Manito Lake by Dam Safe for Swimming?
Manito Lake by Dam in Moniteau County, Wisconsin has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 2.5 ft visibility. Phosphorus: 62 µg/L. Chlorophyll-a (algae): 25.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Water Clarity (Secchi Depth) | 2.5 ft |
| Phosphorus | 62 μg/L |
| Chlorophyll-a (Algae) | 25.5 μg/L |
| Location | Moniteau County, Wisconsin |
How does Manito Lake by Dam compare?
With an overall water quality grade of D, Manito Lake by Dam falls below the Wisconsin state average of Grade C. It ranks #1 of 2 lakes in Moniteau County by water quality score.
Water clarity (Secchi depth) sits at 2.5 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff. Algae levels (chlorophyll-a) measure 25.5 µg/L — elevated; risk of harmful algal bloom advisories increases at this concentration.