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LakeQuality

Is Eldred Sherwood Lake Safe for Swimming?

Eldred Sherwood Lake in Hancock County, Wisconsin has a water quality grade of F (Very Poor). Avoid swimming, very poor water quality, potential algae toxins. Water clarity: 3 ft visibility. Chlorophyll-a (algae): 33.4 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeF (Very Poor)
Water Clarity (Secchi Depth)3 ft
Chlorophyll-a (Algae)33.4 μg/L
LocationHancock County, Wisconsin

How does Eldred Sherwood Lake compare?

With an overall water quality grade of F, Eldred Sherwood Lake falls below the Wisconsin state average of Grade D. It ranks #2 of 2 lakes in Hancock County by water quality score.

Water clarity (Secchi depth) sits at 3 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 33.4 µg/L — elevated; risk of harmful algal bloom advisories increases at this concentration.