What is the cleanest lake in Walworth County, Wisconsin?

Lake Beulah in Walworth County has the cleanest nutrient and algae readings in Walworth County, Wisconsin, with 10 feet of measured water clarity.

How are these rankings calculated?

Nutrients and algae, total phosphorus, nitrogen, chlorophyll-a and turbidity, are read against EPA National Lakes Assessment 2022 condition classes for that lake’s ecoregion. Water clarity (Secchi depth) is measured and shown separately. Lakes without enough recent samples are listed without a condition class rather than ranked low. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in Walworth County, Wisconsin

Lake Beulah in Walworth County leads the rankings on measured clarity and nutrients and 10 ft of clarity. Below are the top 18 cleanest monitored lakes in Walworth County, Wisconsin, ranked on EPA nutrient and algae measurements.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Lake Beulah	Walworth	10 ft	13.4 µg/L	2.5 µg/L
2	Geneva Lake	Walworth	21 ft	13 µg/L	2.1 µg/L
3	Green Lake	Walworth	11 ft	10.7 µg/L	-
4	Pleasant Lake	Walworth	12 ft	15.1 µg/L	-
5	Booth Lake	Walworth	8 ft	15.9 µg/L	-
6	Whitewater Lake	Walworth	4 ft	26.2 µg/L	-
7	Turtle Lake	Walworth	11 ft	15.2 µg/L	-
8	Middle Lake	Walworth	10 ft	12.8 µg/L	-
9	Mill Lake	Walworth	7.5 ft	15.3 µg/L	-
10	Delavan Lake	Walworth	8.9 ft	52.5 µg/L	9.1 µg/L
11	Lake Lorraine	Walworth	-	48.9 µg/L	-
12	Rice Lake	Walworth	1.7 ft	60.3 µg/L	-
13	Honey Lake	Walworth	2.5 ft	89.6 µg/L	-
14	Lake Como	Walworth	-	-	-
15	Goose Pond	Walworth	-	-	-
16	Pell Lake	Walworth	-	-	-
17	Tombeau Lake	Walworth	-	-	-
18	Lulu Lake	Walworth	-	-	-

Ranked List

More Answers for Walworth County, Wisconsin