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LakeGrade
A

Lake Superior Ngl20_wi

Bayfield County, Wisconsin

Water Quality Grade: AExcellent

Crystal clear — you can see 49.9 feet down. Phosphorus level: 5.1 µg/L.

MetricValueGrade
Water Clarity (Secchi Depth)15.2 mA
Phosphorus5.1 µg/LA
Chlorophyll-a (Algae)No data

County Ranking

Ranked #50 of 93 lakes in Bayfield County

Data Sources

Data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2021-08-16

Monitoring stations: 1