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LakeGrade
A

South Twin Lake

Portage County, WisconsinLimited Data

Water Quality Grade: AExcellent

Crystal clear — you can see 16.4 feet down.

MetricValueGrade
Water Clarity (Secchi Depth)5 mA
PhosphorusNo data
Chlorophyll-a (Algae)No data

Location

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County Ranking

Ranked #7 of 29 lakes in Portage County

Data Sources

Data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2021-09-22

Monitoring stations: 1