What is the cleanest lake in Bon Homme County, South Dakota?

Meiers Lake in Bon Homme County is the highest-rated lake in Bon Homme County, South Dakota with an EPA water quality grade of NR.

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 Bon Homme County, South Dakota

Meiers Lake in Bon Homme County leads the rankings with a water quality grade of NR. Below are the top 7 cleanest monitored lakes in Bon Homme County, South Dakota, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Meiers Lake	Bon Homme	NR	-	-	-
2	Lake Henry	Bon Homme	NR	-	-	-
3	Kloucek Lake	Bon Homme	NR	-	-	-
4	Kubal Lake	Bon Homme	NR	-	-	-
5	Pechous Lake	Bon Homme	NR	-	-	-
6	Hruska Lake	Bon Homme	NR	-	-	-
7	Lewis and Clark Lake	Bon Homme	NR	-	-	-

Ranked List

More Answers for Bon Homme County, South Dakota