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LakeQuality

Is Mazaska Lake Safe for Swimming?

Mazaska Lake in Rice County, Minnesota has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 2.5 ft visibility. Phosphorus: 49 µg/L. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Overall GradeD (Poor)
Water Clarity (Secchi Depth)2.5 ft
Phosphorus49 μg/L
Maximum Depth50 ft
LocationRice County, Minnesota

How does Mazaska Lake compare?

With an overall water quality grade of D, Mazaska Lake falls below the Minnesota state average of Grade C. It ranks #4 of 12 lakes in Rice County by water quality score.

Water clarity (Secchi depth) sits at 2.5 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.