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LakeQuality

Is Pleasant Creek Lake Safe for Swimming?

Pleasant Creek Lake in Linn County, Wisconsin has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 3.6 ft visibility. Chlorophyll-a (algae): 26.5 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeD (Poor)
Water Clarity (Secchi Depth)3.6 ft
Chlorophyll-a (Algae)26.5 μg/L
LocationLinn County, Wisconsin

How does Pleasant Creek Lake compare?

With an overall water quality grade of D, Pleasant Creek Lake matches or beats the Wisconsin state average of Grade D. It ranks #1 of 2 lakes in Linn County by water quality score.

Water clarity (Secchi depth) sits at 3.6 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 26.5 µg/L — elevated; risk of harmful algal bloom advisories increases at this concentration.