Is Clear Lake Safe for Swimming?
Clear Lake in Waseca County, Minnesota has a water quality grade of F (Algae-prone). Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom. Water clarity: 2.5 ft visibility. Phosphorus: 151 µg/L. Chlorophyll-a (algae): 59.3 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | F (Algae-prone) |
| Water Clarity (Secchi Depth) | 2.5 ft |
| Phosphorus | 151 μg/L |
| Chlorophyll-a (Algae) | 59.3 μg/L |
| Maximum Depth | 34 ft |
| Location | Waseca County, Minnesota |
How does Clear Lake compare?
With an overall water quality grade of F, Clear Lake falls below the Minnesota state average of Grade C. It ranks #2 of 2 lakes in Waseca 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 59.3 µg/L — elevated; risk of harmful algal bloom advisories increases at this concentration.
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