What is the cleanest lake in Crow Wing County, Minnesota?

East Fox Lake in Crow Wing County is the highest-rated lake in Crow Wing County, Minnesota with an EPA water quality grade of A and 16.4 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 Crow Wing County, Minnesota

East Fox Lake in Crow Wing County leads the rankings with a water quality grade of A and 16.4 ft of clarity. Below are the top 50 cleanest monitored lakes in Crow Wing County, Minnesota, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	East Fox Lake	Crow Wing	A	16.4 ft	10 µg/L	2.7 µg/L
2	Lower Hay Lake	Crow Wing	A	18.5 ft	13 µg/L	2.7 µg/L
3	North Long Lake	Crow Wing	A	15.1 ft	14 µg/L	2.7 µg/L
4	Pelican Lake	Crow Wing	A	14.3 ft	11 µg/L	2.7 µg/L
5	Round Lake	Crow Wing	A	13.5 ft	17 µg/L	2.7 µg/L
6	Whitefish Lake	Crow Wing	A	14.4 ft	14 µg/L	2.7 µg/L
7	Horseshoe Lake	Crow Wing	A	14.4 ft	11 µg/L	3.5 µg/L
8	Unnamed Lake	Crow Wing	A	6.6 ft	22 µg/L	3.6 µg/L
9	Ossawinnamakee Lake	Crow Wing	A	20 ft	9 µg/L	1.8 µg/L
10	Clear Lake	Crow Wing	A	18 ft	8 µg/L	2.1 µg/L
11	West Fox Lake	Crow Wing	A	15 ft	12 µg/L	2.7 µg/L
12	Star Lake	Crow Wing	A	19 ft	11 µg/L	1.9 µg/L
13	Little Pine Lake	Crow Wing	A	10 ft	18 µg/L	6.8 µg/L
14	Bass Lake	Crow Wing	A	13 ft	19 µg/L	5.9 µg/L
15	Bass Lake	Crow Wing	A	16.1 ft	10 µg/L	2.7 µg/L
16	Island Lake	Crow Wing	A	15.1 ft	12 µg/L	2.1 µg/L
17	Crooked Lake	Crow Wing	A	15 ft	10 µg/L	2.9 µg/L
18	Portage Lake	Crow Wing	A	11.5 ft	13 µg/L	3.9 µg/L
19	Kimball Lake	Crow Wing	A	18.4 ft	9 µg/L	2.1 µg/L
20	Velvet Lake	Crow Wing	A	10.5 ft	14 µg/L	3.5 µg/L
21	Serpent Lake	Crow Wing	A	25 ft	12 µg/L	1.6 µg/L
22	Upper Mission Lake	Crow Wing	A	11 ft	15.5 µg/L	5.1 µg/L
23	Bay Lake	Crow Wing	A	18.5 ft	11 µg/L	1.6 µg/L
24	Little Hubert Lake	Crow Wing	A	18 ft	14 µg/L	2.1 µg/L
25	Big Trout Lake	Crow Wing	A	16.9 ft	10 µg/L	2.1 µg/L
26	Red Sand Lake	Crow Wing	A	9 ft	22.5 µg/L	3.7 µg/L
27	Rush Lake	Crow Wing	A	18 ft	13 µg/L	2.1 µg/L
28	Gilbert Lake	Crow Wing	A	14.6 ft	11 µg/L	2.1 µg/L
29	Placid Lake	Crow Wing	A	17 ft	11 µg/L	3.2 µg/L
30	Butterfield Lake	Crow Wing	A	12.9 ft	15 µg/L	3.2 µg/L
31	Pine Lake	Crow Wing	A	10 ft	19 µg/L	4.6 µg/L
32	Lougee Lake	Crow Wing	A	16.1 ft	18.5 µg/L	2.1 µg/L
33	Cross Lake Reservoir	Crow Wing	A	16.5 ft	11 µg/L	2.2 µg/L
34	Pig Lake	Crow Wing	A	17.2 ft	14 µg/L	2.1 µg/L
35	Gladstone Lake	Crow Wing	A	10.5 ft	17 µg/L	4.8 µg/L
36	Little Pelican Lake	Crow Wing	A	17.2 ft	12 µg/L	2.7 µg/L
37	Upper Hay Lake	Crow Wing	A	10.9 ft	20 µg/L	4.8 µg/L
38	O'Brien Lake	Crow Wing	A	18 ft	7.5 µg/L	2.1 µg/L
39	Goodrich Lake	Crow Wing	A	13.7 ft	15 µg/L	4.8 µg/L
40	Clamshell Lake	Crow Wing	A	15.1 ft	16 µg/L	2.7 µg/L
41	Borden Lake	Crow Wing	A	10.5 ft	23 µg/L	4.8 µg/L
42	Bertha Lake	Crow Wing	A	17.1 ft	13 µg/L	2.4 µg/L
43	Edward Lake	Crow Wing	A	15.5 ft	15 µg/L	3.6 µg/L
44	Middle Cullen Lake	Crow Wing	A	13.5 ft	14 µg/L	2.7 µg/L
45	Upper Cullen Lake	Crow Wing	A	8.7 ft	23 µg/L	6.8 µg/L
46	Clark Lake	Crow Wing	A	11 ft	16 µg/L	4.2 µg/L
47	Lower Cullen Lake	Crow Wing	A	17.4 ft	14.5 µg/L	2.7 µg/L
48	Ruth Lake	Crow Wing	A	16 ft	11 µg/L	2.7 µg/L
49	Hanks Lake	Crow Wing	A	12.5 ft	12 µg/L	3.2 µg/L
50	White Sand Lake	Crow Wing	A	13 ft	16.5 µg/L	4.3 µg/L

Ranked List

More Answers for Crow Wing County, Minnesota