What lakes are in the Wisconsin River Watershed?

424 monitored lakes drain through the Wisconsin River Watershed, including Deep Lake, Clear Lake, Clear Lake, and others. The watershed spans Wisconsin.

What is the cleanest lake in the Wisconsin River Watershed?

Deep Lake in Adams County is the highest-rated lake in the Wisconsin River 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 Wisconsin River Watershed corresponds to HUC8 07070005.

Wisconsin River Watershed

Wisconsin · 424 monitored lakes · 129 grade A · 103 grade B · HUC8 07070005

The Wisconsin River basin from the Northwoods through the Dells to the Mississippi confluence — covers the Northwoods lakes country including Vilas and Oneida counties.

Counties in this watershed

Vilas, Oneida, Lincoln, Marathon, Wood, Adams, Juneau, Sauk, Columbia, Dane, Iowa, Grant

Monitored Lakes (424)

#	Lake	County	Grade	Clarity	Area	Depth
1	Deep Lake	Adams	A	15.5 ft	-	-
2	Clear Lake	Lincoln	A	18 ft	-	-
3	Clear Lake	Oneida	A	-	-	-
4	Razorback Lake	Vilas	A	15.2 ft	-	-
5	White Sand Lake Deep	Vilas	A	18 ft	-	-
6	Sugar Camp Lake	Oneida	A	16.5 ft	-	-
7	Little Spider Lake	Vilas	A	16 ft	-	-
8	Rosalind Lake	Vilas	A	19.3 ft	-	-
9	Anderson Lake	Vilas	A	21 ft	-	-
10	Carlin Lake	Vilas	A	21 ft	-	-
11	Wolf Lake	Adams	A	15 ft	-	-
12	Hemlock Lake	Oneida	A	15 ft	-	-
13	Big Lake	Vilas	A	-	-	-
14	Papoose Lake	Vilas	A	15 ft	-	-
15	Upper Kaubashine Lake	Oneida	A	19 ft	-	-
16	Squash Lake	Oneida	A	17.4 ft	-	-
17	Plummer Lake	Vilas	A	18 ft	-	-
18	Big Crawling Stone Deep Lake	Vilas	A	17 ft	-	-
19	Alva Lake	Oneida	A	19.5 ft	-	-
20	Franklin Lake	Oneida	A	16.2 ft	-	-
21	Big Portage Lake	Vilas	A	18.5 ft	-	-
22	Perch Lake	Oneida	A	15 ft	-	-
23	Mildred Lake	Oneida	A	18.5 ft	-	-
24	White Birch Lake	Vilas	A	16 ft	-	-
25	Blueberry Lake	Vilas	A	-	-	-
26	Forest Lake	Vilas	A	22.2 ft	-	-
27	Hasbrook Lake	Oneida	A	21 ft	-	-
28	Sunset Lake	Vilas	A	17.4 ft	-	-
29	Black Oak Lake	Vilas	A	28.5 ft	-	-
30	Ballard Lake	Vilas	A	15 ft	-	-
31	Mary Lake	Lincoln	A	21 ft	-	-
32	Presque Isle Lake	Vilas	A	18 ft	-	-
33	Blue Lake	Oneida	A	23 ft	-	-
34	Katinka Lake	Vilas	A	18 ft	-	-
35	Lee Lake	Oneida	A	22.5 ft	-	-
36	Carlin Lake	Vilas	A	24 ft	-	-
37	Dutch Hollow Lake	Sauk	A	15 ft	125 acres	-
38	Little Crawling Stone Lake	Vilas	A	15 ft	-	-
39	Two Sisters Lake	Oneida	A	19.6 ft	-	-
40	Crawling Stone Lake	Vilas	A	16 ft	-	-
41	Clearwater Lake	Oneida	A	16.8 ft	-	-
42	Dorothy Lake	Oneida	A	17 ft	-	-
43	Long Interlaken Lake Deep	Vilas	A	15 ft	-	-
44	Little Trout Lake Deep	Vilas	A	15 ft	-	-
45	Bird Lake	Oneida	A	17 ft	-	-
46	Roach Lake	Vilas	A	24 ft	-	-
47	Buffalo Lake	Oneida	A	15 ft	-	-
48	Bolger Lake	Oneida	A	14.9 ft	-	-
49	Harris Lake	Vilas	A	14.9 ft	-	-
50	White Sand Lake	Vilas	A	20 ft	-	-
51	White Sand Lake	Vilas	A	16 ft	-	-
52	Upper Sugarbush Lake Deep	Vilas	A	15 ft	-	-
53	Parker Lake	Adams	A	17 ft	-	-
54	Fence Lake Deep	Vilas	A	17 ft	-	-
55	Lower Sugarbush Lake Deep	Vilas	A	17 ft	-	-
56	Middle Sugarbush Lake Deep	Vilas	A	15 ft	-	-
57	Mercer Lake	Oneida	A	-	-	-
58	Fence Lake	Vilas	A	15 ft	-	-
59	Wind Pudding Lake	Oneida	A	19.5 ft	-	-
60	Clara Lake-Deep Hole	Lincoln	A	23.8 ft	-	-
61	Nebish Lake	Vilas	A	16.3 ft	-	-
62	Forest Lake	Vilas	A	23 ft	-	-
63	Hodstradt Lake	Oneida	A	17.8 ft	-	-
64	Big Hurst Lake	Vilas	A	24 ft	-	-
65	Stormy Lake	Vilas	A	18 ft	-	-
66	Adams Lake	Vilas	A	100 ft	-	-
67	Lake Buteau	Lincoln	A	19.4 ft	-	-
68	Sugarbush Lake	Vilas	A	16 ft	-	-
69	Pokegama Lake	Vilas	A	-	-	-
70	Flambeau Lake	Vilas	A	-	-	-
71	Trout Bog Lake	Vilas	A	-	-	-
72	Little Rock Lake	Vilas	A	-	-	-
73	Crystal Bog Lake	Vilas	A	-	-	-
74	Little Trout Lake	Vilas	A	-	-	-
75	Day Lake	Vilas	A	-	-	-
76	Sanborn Lake	Vilas	A	-	-	-
77	Moss Lake East	Vilas	A	-	-	-
78	Tambling Lake	Vilas	A	-	-	-
79	Buckhorn Lake	Sauk	A	-	-	-
80	Spider Lake	Vilas	A	10.5 ft	-	-
81	Silver Lake	Vilas	A	12.1 ft	-	-
82	Plum Lake	Vilas	A	14.5 ft	-	-
83	Bass Lake	Vilas	A	12.8 ft	-	-
84	Bass Lake	Lincoln	A	12.5 ft	-	-
85	Indian Lake	Oneida	A	11 ft	-	-
86	Long Lake	Lincoln	A	14.5 ft	-	-
87	Towanda Lake	Vilas	A	10.5 ft	-	-
88	Imogene Lake	Vilas	A	10 ft	-	-
89	Crescent Lake	Oneida	A	14 ft	-	-
90	Velvet Lake	Oneida	A	12.9 ft	-	-
91	High Lake	Vilas	A	10 ft	-	-
92	Big Lake	Vilas	A	12 ft	-	-
93	Jordan Lake	Adams	A	13 ft	-	-
94	Loon Lake	Vilas	A	14.5 ft	-	-
95	Armour Lake	Vilas	A	10.5 ft	-	-
96	Meta Lake	Vilas	A	10.5 ft	-	-
97	Manson Lake	Oneida	A	12 ft	-	-
98	Crab Lake	Vilas	A	11 ft	-	-
99	Lower Kaubashine Lake	Oneida	A	14 ft	-	-
100	Deep Hole Lake	Oneida	A	14 ft	-	-

Showing top 100 of 424 lakes by water quality grade.

All watersheds →All Wisconsin lakes →

Source: EPA National Aquatic Resource Surveys, 2026.