What is the cleanest lake in Adams County, Wisconsin?

Deep Lake in Adams County is the highest-rated lake in Adams County, Wisconsin with an EPA water quality grade of B and 15.5 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 Adams County, Wisconsin

Deep Lake in Adams County leads the rankings with a water quality grade of B and 15.5 ft of clarity. Below are the top 20 cleanest monitored lakes in Adams County, Wisconsin, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Deep Lake	Adams	B	15.5 ft	13.2 µg/L	-
2	Crooked Lake	Adams	B	9 ft	16.7 µg/L	-
3	Wolf Lake	Adams	B	15 ft	12.4 µg/L	-
4	Camelot Lake	Adams	B	7.6 ft	18.3 µg/L	-
5	Fawn Lake	Adams	B	9.5 ft	20.6 µg/L	-
6	Jordan Lake	Adams	B	13 ft	12.3 µg/L	-
7	Mcginnis Lake	Adams	B	7 ft	20.8 µg/L	-
8	Lake Sherwood	Adams	B	5.5 ft	22.5 µg/L	-
9	Goose Lake	Adams	B	8 ft	17.1 µg/L	-
10	Arrowhead Lake	Adams	B	6.5 ft	20.7 µg/L	-
11	Parker Lake	Adams	B	17 ft	14.8 µg/L	-
12	Arkdale Lake	Adams	B	5 ft	21.8 µg/L	-
13	Patrick Lake	Adams	B	5 ft	20 µg/L	-
14	Big Roche A Cri Lake	Adams	B	10 ft	22.9 µg/L	-
15	Peppermill Lake	Adams	C	7.5 ft	25.9 µg/L	-
16	Friendship Lake	Adams	C	4 ft	31 µg/L	-
17	Mason Lake	Adams	D	1.1 ft	105 µg/L	-
18	Easton Lake	Adams	D	8 ft	45.5 µg/L	-
19	Twin Lakes	Adams	NR	-	-	-
20	Amey Pond	Adams	NR	-	-	-

Ranked List

More Answers for Adams County, Wisconsin