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LakeQuality

Is Comus Lake Safe for Swimming?

Comus Lake in Walworth County, Wisconsin has a water quality grade of F (Very Poor). Avoid swimming, very poor water quality, potential algae toxins. Water clarity: 1.5 ft visibility. Phosphorus: 193 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeF (Very Poor)
Water Clarity (Secchi Depth)1.5 ft
Phosphorus193 μg/L
LocationWalworth County, Wisconsin

How does Comus Lake compare?

With an overall water quality grade of F, Comus Lake falls below the Wisconsin state average of Grade C. It ranks #31 of 34 lakes in Walworth County by water quality score.

Water clarity (Secchi depth) sits at 1.5 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.