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LakeQuality

Is Lost Grove Lake Safe for Swimming?

Lost Grove Lake in Scott County, Wisconsin has a water quality grade of C (Fair). Swim with caution, moderate algae may be present. Water clarity: 3.9 ft visibility. Chlorophyll-a (algae): 15.8 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeC (Fair)
Water Clarity (Secchi Depth)3.9 ft
Chlorophyll-a (Algae)15.8 μg/L
LocationScott County, Wisconsin

How does Lost Grove Lake compare?

With an overall water quality grade of C, Lost Grove Lake matches or beats the Wisconsin state average of Grade D. It ranks #3 of 5 lakes in Scott County by water quality score.

Water clarity (Secchi depth) sits at 3.9 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 15.8 µg/L — moderate; acceptable for swimming on most days, but worth checking advisories.