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LakeQuality

Is Lake Kegonsa Safe for Swimming?

Lake Kegonsa in Dane County, Wisconsin has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 3.7 ft visibility. Phosphorus: 59.5 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeC (Fair)
Water Clarity (Secchi Depth)3.7 ft
Phosphorus59.5 μg/L
LocationDane County, Wisconsin

How does Lake Kegonsa compare?

With an overall water quality grade of C, Lake Kegonsa matches or beats the Wisconsin state average of Grade C. It ranks #3 of 21 lakes in Dane County by water quality score.

Water clarity (Secchi depth) sits at 3.7 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.