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LakeGrade
A

Long Lake

Oconto County, Wisconsin

Water Quality Grade: AExcellent

Crystal clear — you can see 47.6 feet down. Phosphorus level: 10.2 µg/L.

MetricValueGrade
Water Clarity (Secchi Depth)14.5 mA
Phosphorus10.2 µg/LA
Chlorophyll-a (Algae)No data

Location

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County Ranking

Ranked #1 of 66 lakes in Oconto County

Data Sources

Data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2022-09-14

Monitoring stations: 2