What is the cleanest lake in Becker County, Minnesota?

Bad Medicine Lake in Becker County is the highest-rated lake in Becker County, Minnesota with an EPA water quality grade of A and 25 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 Becker County, Minnesota

Bad Medicine Lake in Becker County leads the rankings with a water quality grade of A and 25 ft of clarity. Below are the top 50 cleanest monitored lakes in Becker County, Minnesota, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Bad Medicine Lake	Becker	A	25 ft	6 µg/L	1.6 µg/L
2	Mud Lake	Becker	A	12.5 ft	22 µg/L	5.9 µg/L
3	Big Sugar Bush Lake	Becker	A	16.5 ft	10 µg/L	2.7 µg/L
4	Long Lake	Becker	A	19.5 ft	8 µg/L	2.7 µg/L
5	Detroit Lake	Becker	A	14 ft	17 µg/L	3.3 µg/L
6	Sallie Lake	Becker	A	13 ft	21 µg/L	4.9 µg/L
7	Ida Lake	Becker	A	12.1 ft	23 µg/L	5.3 µg/L
8	Little Toad Lake	Becker	A	15 ft	18 µg/L	5.1 µg/L
9	Island Lake	Becker	A	15 ft	19 µg/L	3.2 µg/L
10	Turtle Lake	Becker	A	23 ft	8 µg/L	1.9 µg/L
11	Pickerel Lake	Becker	A	18 ft	11 µg/L	2 µg/L
12	Middle Cormorant Lake	Becker	A	15.1 ft	13 µg/L	3.3 µg/L
13	Elbow Lake	Becker	A	12.1 ft	14 µg/L	4.8 µg/L
14	Floyd Lake	Becker	A	13.1 ft	12 µg/L	3.6 µg/L
15	Glawe Lake	Becker	A	10.8 ft	19 µg/L	2.8 µg/L
16	Melissa Lake	Becker	A	13.1 ft	18 µg/L	4.5 µg/L
17	Pine Lake	Becker	A	8.9 ft	15 µg/L	4.4 µg/L
18	Big Cormorant Lake	Becker	A	24.8 ft	16.5 µg/L	2.2 µg/L
19	Maud Lake	Becker	A	17 ft	10 µg/L	2.7 µg/L
20	Fox Lake	Becker	A	14 ft	14.5 µg/L	3.3 µg/L
21	Loon Lake	Becker	A	7.4 ft	14.5 µg/L	2.5 µg/L
22	Juggler Lake	Becker	A	18 ft	7 µg/L	1.8 µg/L
23	Johnson Lake	Becker	A	9.5 ft	19 µg/L	3.2 µg/L
24	Little Floyd Lake	Becker	A	11 ft	21 µg/L	6.2 µg/L
25	Eunice Lake	Becker	A	13.5 ft	11 µg/L	3.2 µg/L
26	Meadow Lake	Becker	A	14 ft	12.5 µg/L	3.5 µg/L
27	Pearl Lake	Becker	A	10 ft	18 µg/L	5.3 µg/L
28	Big Rush Lake	Becker	A	6 ft	13.5 µg/L	4.7 µg/L
29	Carman Lake	Becker	A	7.9 ft	18 µg/L	6 µg/L
30	South Tamarac Lake	Becker	A	6 ft	21 µg/L	3.7 µg/L
31	Many Point Lake	Becker	A	10.7 ft	15.5 µg/L	6.3 µg/L
32	Flat Lake	Becker	A	11.2 ft	13 µg/L	3.7 µg/L
33	Bass Lake	Becker	C	7.9 ft	20 µg/L	8.2 µg/L
34	Upper Cormorant Lake	Becker	C	8 ft	30 µg/L	9.9 µg/L
35	Spear Lake	Becker	C	10.3 ft	28 µg/L	4.5 µg/L
36	Toad Lake	Becker	C	7 ft	27 µg/L	8 µg/L
37	Height of Land Lake	Becker	C	6.6 ft	27 µg/L	8.6 µg/L
38	Beseau Lake	Becker	C	7.7 ft	29.5 µg/L	10.2 µg/L
39	Blackbird Lake	Becker	C	7.5 ft	29 µg/L	5.3 µg/L
40	Winter Lake	Becker	C	6.9 ft	22 µg/L	11.6 µg/L
41	St Clair Lake	Becker	D	4 ft	50 µg/L	14.3 µg/L
42	Waboose Lake	Becker	D	3 ft	35 µg/L	20 µg/L
43	North Tamarac Lake	Becker	D	3.9 ft	36 µg/L	21.4 µg/L
44	Mallard Lake	Becker	D	3.6 ft	43 µg/L	13.4 µg/L
45	Oak Lake	Becker	F	3 ft	40.5 µg/L	39.6 µg/L
46	Upper Egg Lake	Becker	F	3 ft	53 µg/L	33.8 µg/L
47	Town Lake	Becker	NR	-	-	-
48	Fischer Lake	Becker	NR	-	-	-
49	Albertson Lake	Becker	NR	-	-	-
50	Dead Lake	Becker	NR	-	-	-

Ranked List

More Answers for Becker County, Minnesota