What is the cleanest lake in Kewaunee County, Wisconsin?

East Alaska Lake in Kewaunee County is the highest-rated lake in Kewaunee County, Wisconsin with an EPA water quality grade of — and 9.5 feet of water clarity.

How are these rankings calculated?

Lakes are graded A through F on nutrients and algae — total phosphorus, nitrogen, chlorophyll-a, and turbidity — against EPA National Lakes Assessment 2022 condition classes for that lake’s ecoregion. Water clarity (Secchi depth) is measured and shown; it is not the letter. Lakes without enough recent samples are UNRATED, not given an F. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in Kewaunee County, Wisconsin

East Alaska Lake in Kewaunee County leads the rankings with a water quality grade of — and 9.5 ft of clarity. Below are the top 3 cleanest monitored lakes in Kewaunee County, Wisconsin, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	East Alaska Lake	Kewaunee	—	9.5 ft	16.1 µg/L	-
2	East Alaska Lake	Kewaunee	—	-	-	-
3	Engledinger Lake	Kewaunee	—	-	-	-

Ranked List

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