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LakeQuality

Is Peterson Lake Safe for Swimming?

Peterson Lake in Otter Tail County, Minnesota has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 5.9 ft visibility. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeD (Poor)
Water Clarity (Secchi Depth)5.9 ft
Maximum Depth69 ft
LocationOtter Tail County, Minnesota

How does Peterson Lake compare?

With an overall water quality grade of D, Peterson Lake falls below the Minnesota state average of Grade C. It ranks #91 of 97 lakes in Otter Tail County by water quality score.

Water clarity (Secchi depth) sits at 5.9 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.