What lakes are in the Red River of the North Watershed?

228 monitored lakes drain through the Red River of the North Watershed, including Bad Medicine Lake, Big Sugar Bush Lake, Pelican Lake, and others. The watershed spans Minnesota.

What is the cleanest lake in the Red River of the North Watershed?

Bad Medicine Lake in Becker County is the highest-rated lake in the Red River of the North Watershed with a Grade A.

What is a HUC8 watershed?

HUC8 (Hydrologic Unit Code, 8-digit) is the USGS classification for "subbasins" — the level at which major named river systems are usually identified. The Red River of the North Watershed corresponds to HUC8 09020306.

Red River of the North Watershed

Minnesota · 228 monitored lakes · 86 grade A · 72 grade B · HUC8 09020306

The Red River basin draining western Minnesota north into Lake Winnipeg, Canada. Includes the Red River Valley lakes and the Otter Tail headwaters.

Counties in this watershed

Otter Tail, Becker, Clay, Polk, Norman, Wilkin, Mahnomen, Pennington, Marshall, Kittson, Roseau

Monitored Lakes (228)

#	Lake	County	Grade	Clarity	Area	Depth
1	Bad Medicine Lake	Becker	A	25 ft	-	-
2	Big Sugar Bush Lake	Becker	A	17 ft	-	-
3	Pelican Lake	Otter Tail	A	16.1 ft	4.0K acres	-
4	Long Lake	Becker	A	20 ft	45 acres	-
5	Unnamed Lake	Otter Tail	A	15.1 ft	-	-
6	Otter Lake	Otter Tail	A	18 ft	-	-
7	Eagle Lake	Otter Tail	A	22.6 ft	-	-
8	Star Lake	Otter Tail	A	16.7 ft	-	-
9	Fish Lake	Otter Tail	A	17.8 ft	-	-
10	Little Toad Lake	Becker	A	15 ft	405 acres	-
11	Big Mcdonald Lake	Otter Tail	A	16.4 ft	-	-
12	Bass Lake	Otter Tail	A	16.9 ft	-	-
13	Lizzie Lake	Otter Tail	A	16.4 ft	-	-
14	Turtle Lake	Becker	A	23 ft	-	-
15	Pickerel Lake	Becker	A	18 ft	-	-
16	Strawberry Lake	Becker	A	17.8 ft	-	-
17	Middle Cormorant Lake	Becker	A	15.1 ft	-	-
18	Devil'S Lake	Otter Tail	A	15 ft	-	-
19	West Battle Lake	Otter Tail	A	18.2 ft	-	-
20	Stuart Lake	Otter Tail	A	16.1 ft	-	-
21	Little Mcdonald Lake	Otter Tail	A	26.9 ft	-	-
22	Elbow Lake	Otter Tail	A	18.5 ft	-	-
23	Scalp Lake	Otter Tail	A	20 ft	-	-
24	West Silent Lake	Otter Tail	A	18 ft	-	-
25	Big Cormorant Lake	Becker	A	24.3 ft	-	-
26	Rose Lake	Otter Tail	A	15 ft	1.2K acres	-
27	Maud Lake	Becker	A	15.3 ft	-	-
28	Sybil Lake	Otter Tail	A	20 ft	-	-
29	Boot Lake	Becker	A	19.5 ft	-	-
30	Kerbs Lake	Otter Tail	A	27.7 ft	-	-
31	Juggler Lake	Becker	A	18 ft	-	-
32	Six Lake	Otter Tail	A	20.2 ft	-	-
33	East Silent Lake	Otter Tail	A	19.4 ft	-	-
34	Jewett Lake	Otter Tail	A	17.1 ft	-	-
35	Mule Lake	Otter Tail	A	17.1 ft	-	-
36	Long Lake	Becker	A	15.1 ft	45 acres	-
37	West Mcdonald Lake	Otter Tail	A	16.2 ft	561 acres	-
38	Hospital Lake	Becker	A	18 ft	-	-
39	Barnesville Lake	Clay	A	-	-	-
40	Round Lake	Otter Tail	A	11.6 ft	-	-
41	Round Lake	Becker	A	10.8 ft	1.1K acres	-
42	Long Lake	Otter Tail	A	11.8 ft	-	-
43	Long Lake	Otter Tail	A	12.1 ft	-	-
44	Long Lake	Otter Tail	A	10.8 ft	-	-
45	Detroit Lake	Becker	A	14 ft	-	-
46	Marion Lake	Otter Tail	A	11 ft	-	-
47	Union Lake	Polk	A	14.5 ft	-	-
48	Bass Lake	Mahnomen	A	13.1 ft	-	-
49	Bass Lake	Becker	A	12.8 ft	-	-
50	Bass Lake	Becker	A	11.2 ft	-	-
51	East Loon Lake	Otter Tail	A	13.5 ft	-	-
52	Pickerel Lake	Otter Tail	A	14.1 ft	-	-
53	Silver Lake	Otter Tail	A	11.3 ft	-	-
54	Clitherall Lake	Otter Tail	A	14.3 ft	-	-
55	Swan Lake	Otter Tail	A	12.1 ft	-	-
56	Blanche Lake	Otter Tail	A	12.5 ft	1.4K acres	-
57	Trowbridge Lake	Otter Tail	A	11 ft	-	-
58	Elbow Lake	Becker	A	12.1 ft	-	-
59	Floyd Lake	Becker	A	13 ft	-	-
60	East Battle Lake	Otter Tail	A	13.1 ft	-	-
61	Melissa Lake	Becker	A	13.3 ft	-	-
62	Little Pelican Lake	Otter Tail	A	11.5 ft	-	-
63	Otter Tail Lake	Otter Tail	A	12.1 ft	14.7K acres	-
64	Fox Lake	Becker	A	13.5 ft	-	-
65	Mccraney Lake	Mahnomen	A	12.1 ft	-	-
66	Franklin Lake	Otter Tail	A	13.1 ft	-	-
67	Wimer Lake	Otter Tail	A	10.2 ft	-	-
68	White Earth Lake	Becker	A	14.5 ft	2.0K acres	-
69	Pebble Lake	Otter Tail	A	13 ft	-	-
70	Eunice Lake	Becker	A	13.1 ft	-	-
71	Boedigheimer Lake	Otter Tail	A	10.2 ft	-	-
72	Meadow Lake	Becker	A	13.6 ft	-	-
73	Hungry Man Lake	Becker	A	14.4 ft	-	-
74	South Twin Lake	Mahnomen	A	10.2 ft	-	-
75	Leek Lake	Otter Tail	A	11 ft	-	-
76	Paul Lake	Otter Tail	A	13.3 ft	-	-
77	Cottage Lake	Becker	A	12 ft	-	-
78	Pearl Lake	Becker	A	10 ft	-	-
79	Sands Lake	Becker	A	11.5 ft	-	-
80	Ice Cracking Lake	Becker	A	12.1 ft	-	-
81	Little Bemidji Lake	Becker	A	12.1 ft	290 acres	-
82	Lind Lake	Becker	A	12.1 ft	-	-
83	Many Point Lake	Becker	A	10.7 ft	1.6K acres	-
84	Green Water Lake	Becker	A	12.1 ft	-	-
85	Norris Lake	Mahnomen	A	11.6 ft	-	-
86	Tea Cracker Lake	Becker	A	10.2 ft	-	-
87	Mud Lake	Becker	B	11.5 ft	-	-
88	Cotton Lake	Becker	B	11.5 ft	-	-
89	Tonseth Lake	Otter Tail	B	10 ft	-	-
90	Sallie Lake	Becker	B	12.2 ft	-	-
91	Deer Lake	Otter Tail	B	11.5 ft	-	-
92	Lida Lake	Otter Tail	B	13.5 ft	-	-
93	Prairie Lake	Otter Tail	B	8.9 ft	1.0K acres	-
94	Ida Lake	Becker	B	11.2 ft	-	-
95	Hook Lake	Otter Tail	B	10.5 ft	-	-
96	Bass Lake	Becker	B	7.9 ft	-	-
97	Island Lake	Becker	B	14.6 ft	-	-
98	East Lost Lake	Otter Tail	B	12.5 ft	-	-
99	Two Inlets Lake	Becker	B	9.5 ft	600 acres	-
100	Crystal Lake	Otter Tail	B	10.2 ft	-	-

Showing top 100 of 228 lakes by water quality grade.

All watersheds →All Minnesota lakes →

Source: EPA National Aquatic Resource Surveys, 2026.