What is the cleanest lake in Webster County, Iowa?

Badger Lake in Webster County is the highest-rated lake in Webster County, Iowa with an EPA water quality grade of F and 2.8 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 Webster County, Iowa

Badger Lake in Webster County leads the rankings with a water quality grade of F and 2.8 ft of clarity. Below are the top 2 cleanest monitored lakes in Webster County, Iowa, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Badger Lake	Webster	F	2.8 ft	99.5 µg/L	33.3 µg/L
2	Brushy Creek Lake	Webster	F	2.8 ft	54.5 µg/L	44.5 µg/L

Ranked List

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