What is the cleanest lake in Waushara County, Wisconsin?

Silver Lake in Waushara County is the highest-rated lake in Waushara County, Wisconsin with an EPA water quality grade of B and 14.8 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 Waushara County, Wisconsin

Silver Lake in Waushara County leads the rankings with a water quality grade of B and 14.8 ft of clarity. Below are the top 20 cleanest monitored lakes in Waushara County, Wisconsin, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Silver Lake	Waushara	B	14.8 ft	14.7 µg/L	-
2	Marl Lake	Waushara	B	12 ft	15.6 µg/L	-
3	Long Lake	Waushara	B	14.5 ft	11.7 µg/L	-
4	Pleasant Lake	Waushara	B	11.5 ft	11.9 µg/L	-
5	Lake Morris	Waushara	B	11 ft	17.4 µg/L	-
6	Little Hills Lake	Waushara	B	14 ft	12.2 µg/L	-
7	Gilbert Lake	Waushara	B	12 ft	11.9 µg/L	-
8	Porters Lake	Waushara	B	11.3 ft	12 µg/L	-
9	Pearl Lake	Waushara	B	19 ft	10.8 µg/L	-
10	Wilson Lake	Waushara	B	6.2 ft	19.1 µg/L	-
11	Pine Lake	Waushara	B	10.2 ft	16.5 µg/L	-
12	Alpine Lake	Waushara	B	-	22.7 µg/L	-
13	Goose Lake	Waushara	NR	-	-	-
14	Sand Lake	Waushara	NR	-	-	-
15	Lake Huron	Waushara	NR	-	-	-
16	Hills Lake	Waushara	NR	-	-	-
17	Norwegian Lake	Waushara	NR	-	-	-
18	Wautoma Pond	Waushara	NR	-	-	-
19	Lake Lucerne	Waushara	NR	-	-	-
20	Mill Pond	Waushara	NR	-	-	-

Ranked List

More Answers for Waushara County, Wisconsin