What is the cleanest lake in Douglas County, Minnesota?

Lobster Lake in Douglas County has the cleanest nutrient and algae readings in Douglas County, Minnesota, with 13 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 Douglas County, Minnesota

Lobster Lake in Douglas County leads the rankings on measured clarity and nutrients and 13 ft of clarity. Below are the top 50 cleanest monitored lakes in Douglas County, Minnesota, ranked on EPA nutrient and algae measurements.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Lobster Lake	Douglas	13 ft	20.5 µg/L	3.6 µg/L
2	Latoka Lake	Douglas	19 ft	11 µg/L	2.2 µg/L
3	Maple Lake	Douglas	14.1 ft	15 µg/L	3.1 µg/L
4	Chippewa Lake	Douglas	14.8 ft	14 µg/L	3.5 µg/L
5	Cowdry Lake	Douglas	17.1 ft	15 µg/L	2.4 µg/L
6	Vermont Lake	Douglas	14.1 ft	12.5 µg/L	4 µg/L
7	Darling Lake	Douglas	14 ft	19 µg/L	3.7 µg/L
8	Ida Lake	Douglas	16.4 ft	14 µg/L	3 µg/L
9	Miltona Lake	Douglas	18.7 ft	18 µg/L	2.9 µg/L
10	Mary Lake	Douglas	10.5 ft	20 µg/L	5.5 µg/L
11	Le Homme Dieu Lake	Douglas	13.1 ft	21 µg/L	3.7 µg/L
12	Geneva Lake	Douglas	14.1 ft	21.5 µg/L	4.9 µg/L
13	Rachel Lake	Douglas	7.9 ft	22.5 µg/L	3.9 µg/L
14	Andrew Lake	Douglas	13.9 ft	17 µg/L	4 µg/L
15	Lottie Lake	Douglas	16.1 ft	15.5 µg/L	2.2 µg/L
16	Carlos Lake	Douglas	18 ft	13.5 µg/L	2.1 µg/L
17	Brophy Lake	Douglas	15.4 ft	21 µg/L	2.7 µg/L
18	Stoney Lake	Douglas	19 ft	13 µg/L	2.8 µg/L
19	Irene Lake	Douglas	9.8 ft	24 µg/L	7.4 µg/L
20	Victoria Lake	Douglas	10.2 ft	21 µg/L	7.5 µg/L
21	Pocket Lake	Douglas	8.5 ft	25 µg/L	7.1 µg/L
22	Henry Lake	Douglas	5.9 ft	25 µg/L	12.5 µg/L
23	Agnes Lake	Douglas	5.4 ft	37.5 µg/L	15 µg/L
24	Red Rock Lake	Douglas	3.6 ft	55 µg/L	33.7 µg/L
25	Stowe Lake	Douglas	2.6 ft	94 µg/L	70.3 µg/L
26	Smith Lake	Douglas	3.6 ft	58 µg/L	36 µg/L
27	Winona Lake	Douglas	2 ft	88 µg/L	48.5 µg/L
28	Stevens Lake	Douglas	-	-	-
29	Clifford Lake	Douglas	-	-	-
30	Gulden Lake	Douglas	-	-	-
31	Herberger Lake	Douglas	-	-	-
32	Kuntz Lake	Douglas	-	-	-
33	English Grove Lake	Douglas	-	-	-
34	Union Lake	Douglas	-	-	-
35	Mud Lake	Douglas	-	-	-
36	Bird Lake	Douglas	-	-	-
37	Kruegers Slough	Douglas	-	-	-
38	Laura Lake	Douglas	-	-	-
39	Lake Charley	Douglas	-	-	-
40	Burrs Lake	Douglas	-	-	-
41	Anderson Lake	Douglas	-	-	-
42	Bjork Lake	Douglas	-	-	-
43	Elk Lake	Douglas	-	-	-
44	Lake Stony	Douglas	-	-	-
45	Lake Connie	Douglas	-	-	-
46	Johnson Lake	Douglas	-	-	-
47	Mud Lake	Douglas	-	-	-
48	Grubb Lake	Douglas	-	-	-
49	Grill Lake	Douglas	-	-	-
50	Skogland Slough	Douglas	-	-	-

Ranked List

More Answers for Douglas County, Minnesota