What lakes are in the Wisconsin River Watershed?

437 monitored lakes drain through the Wisconsin River Watershed, including Boulder Lake, Spider Lake, Pickerel Lake, and others. The watershed spans Wisconsin.

What is the cleanest lake in the Wisconsin River Watershed?

Boulder Lake in Vilas County is the highest-rated lake in the Wisconsin River Watershed with a Grade B.

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, Lakes & Water Quality

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

Reviewed by LakeQuality Editorial Team · Updated Aug 2, 2026

Counties in this watershed

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

Monitored Lakes (437)

#	Lake	County	Grade	Clarity	Area	Depth
1	Boulder Lake	Vilas	B	5.6 ft	516 acres	23 ft
2	Spider Lake	Vilas	B	10.5 ft	278 acres	43 ft
3	Pickerel Lake	Vilas	B	6 ft	270 acres	26 ft
4	Pickerel Lake	Lincoln	B	-	49 acres	14 ft
5	Carpenter Lake	Vilas	B	7.5 ft	339 acres	16 ft
6	North Turtle Lake	Vilas	B	8.5 ft	359 acres	58 ft
7	Silver Lake	Columbia	B	10 ft	70 acres	42 ft
8	Silver Lake	Vilas	B	12.1 ft	57 acres	19 ft
9	Plum Lake	Vilas	B	14.2 ft	1,057 acres	57 ft
10	Whitefish Lake	Oneida	B	8.8 ft	199 acres	33 ft
11	Round Lake	Oneida	B	4.4 ft	151 acres	15 ft
12	Deep Lake	Adams	B	15.5 ft	33 acres	49 ft
13	Bass Lake	Oneida	B	6 ft	184 acres	20 ft
14	Bass Lake	Vilas	B	12.8 ft	272 acres	15 ft
15	Bass Lake	Lincoln	B	12.5 ft	106 acres	40 ft
16	Clear Lake	Lincoln	B	18 ft	259 acres	45 ft
17	Clear Lake	Oneida	B	-	873 acres	95 ft
18	Pioneer Lake	Vilas	B	9.5 ft	429 acres	27 ft
19	Sugar Camp Lake	Oneida	B	16.5 ft	-	-
20	Little Spider Lake	Vilas	B	16 ft	223 acres	23 ft
21	Indian Lake	Oneida	B	11 ft	354 acres	26 ft
22	Rosalind Lake	Vilas	B	19.3 ft	-	-
23	Tom Doyle Lake	Oneida	B	7 ft	108 acres	30 ft
24	Oxbow Lake	Vilas	B	8 ft	523 acres	44 ft
25	Bear Lake	Oneida	B	8 ft	295 acres	20 ft
26	Long Lake	Lincoln	B	14.5 ft	119 acres	64 ft
27	Crooked Lake	Adams	B	9 ft	48 acres	56 ft
28	Towanda Lake	Vilas	B	10.5 ft	139 acres	27 ft
29	Birch Lake	Vilas	B	6.5 ft	506 acres	45 ft
30	Rush Lake	Vilas	B	5 ft	43 acres	7 ft
31	Imogene Lake	Vilas	B	10 ft	61 acres	41 ft
32	Crescent Lake	Oneida	B	14 ft	-	-
33	Anderson Lake	Vilas	B	20.5 ft	35 acres	63 ft
34	Velvet Lake	Oneida	B	12.8 ft	34 acres	16 ft
35	Carlin Lake	Vilas	B	21 ft	155 acres	36 ft
36	Wolf Lake	Adams	B	15 ft	42 acres	58 ft
37	High Lake	Vilas	B	10 ft	741 acres	36 ft
38	Rainbow Lake	Vilas	B	6 ft	148 acres	36 ft
39	Little Tamarack Flowage Lake	Vilas	B	8.2 ft	236 acres	16 ft
40	Camelot Lake	Adams	B	7.6 ft	393 acres	24 ft
41	Fawn Lake	Adams	B	9.5 ft	19 acres	-
42	Island Lake	Oneida	B	7 ft	305 acres	26 ft
43	Big Lake	Vilas	B	12.5 ft	-	-
44	Big Lake	Vilas	B	-	780 acres	30 ft
45	Papoose Lake	Vilas	B	15 ft	422 acres	65 ft
46	Kentuck Lake	Vilas	B	9.5 ft	1,001 acres	40 ft
47	Little Crooked Lake	Vilas	B	8.5 ft	154 acres	30 ft
48	Jordan Lake	Adams	B	13 ft	233 acres	92 ft
49	Big Arbor Vitae Lake	Vilas	B	6 ft	1,070 acres	41 ft
50	Bearskin Lake	Oneida	B	6 ft	403 acres	26 ft
51	Upper Kaubashine Lake	Oneida	B	19 ft	181 acres	56 ft
52	Stella Lake	Oneida	B	8 ft	415 acres	22 ft
53	Squash Lake	Oneida	B	17.5 ft	398 acres	74 ft
54	Mid Lake	Oneida	B	7 ft	221 acres	12 ft
55	Plummer Lake	Vilas	B	18 ft	219 acres	85 ft
56	Mcdonald Lake	Vilas	B	8.6 ft	-	-
57	Armour Lake	Vilas	B	10.5 ft	328 acres	56 ft
58	Found Lake	Vilas	B	6 ft	336 acres	21 ft
59	Circle Lily Lake	Vilas	B	6 ft	218 acres	35 ft
60	Alva Lake	Oneida	B	19.5 ft	199 acres	43 ft
61	Franklin Lake	Oneida	B	16.2 ft	159 acres	25 ft
62	Big Portage Lake	Vilas	B	18.5 ft	586 acres	40 ft
63	Annabelle Lake	Vilas	B	8 ft	194 acres	30 ft
64	Mcginnis Lake	Adams	B	7 ft	27 acres	28 ft
65	Perch Lake	Oneida	B	15 ft	34 acres	56 ft
66	Mildred Lake	Oneida	B	18 ft	168 acres	45 ft
67	Lake Waubesa	Dane	B	3.2 ft	2,074 acres	38 ft
68	Meta Lake	Vilas	B	10.5 ft	175 acres	25 ft
69	Manson Lake	Oneida	B	12 ft	236 acres	54 ft
70	Blueberry Lake	Vilas	B	-	-	-
71	Forest Lake	Vilas	B	22.2 ft	468 acres	60 ft
72	Crab Lake	Vilas	B	11 ft	-	-
73	Wildcat Lake	Vilas	B	7 ft	293 acres	38 ft
74	Lower Kaubashine Lake	Oneida	B	13.8 ft	198 acres	36 ft
75	Hasbrook Lake	Oneida	B	21 ft	307 acres	50 ft
76	Deep Hole Lake	Oneida	B	4.3 ft	-	-
77	Sunset Lake	Vilas	B	17.3 ft	207 acres	30 ft
78	Black Oak Lake	Vilas	B	29 ft	564 acres	85 ft
79	Spring Lake	Vilas	B	8.5 ft	236 acres	16 ft
80	Horsehead Lake	Vilas	B	10 ft	-	-
81	Flannery Lake	Oneida	B	14.5 ft	107 acres	35 ft
82	Maple Lake	Oneida	B	12.5 ft	131 acres	15 ft
83	Ballard Lake	Vilas	B	15 ft	503 acres	25 ft
84	Fishtrap Lake	Vilas	B	12.2 ft	339 acres	34 ft
85	Lynx Lake	Vilas	B	12.8 ft	31 acres	20 ft
86	Beaver Lake	Vilas	B	6.5 ft	62 acres	20 ft
87	Seven Island Lake	Lincoln	B	14 ft	132 acres	31 ft
88	Big Stone Lake	Oneida	B	4.2 ft	607 acres	57 ft
89	Snipe Lake	Vilas	B	11 ft	216 acres	15 ft
90	Moon Lake	Vilas	B	13 ft	131 acres	38 ft
91	Dead Pike Lake	Vilas	B	8 ft	309 acres	80 ft
92	West Bay Lake	Vilas	B	13 ft	417 acres	31 ft
93	Presque Isle Lake	Vilas	B	18 ft	1,165 acres	103 ft
94	Blue Lake	Oneida	B	23 ft	441 acres	49 ft
95	Lake Sherwood	Adams	B	5.5 ft	216 acres	27 ft
96	Spirit Lake	Oneida	B	12 ft	348 acres	39 ft
97	Lee Lake	Oneida	B	22.5 ft	65 acres	44 ft
98	George Lake	Oneida	B	5 ft	443 acres	26 ft
99	Virgin Lake	Oneida	B	6.6 ft	261 acres	31 ft
100	Goose Lake	Adams	B	8 ft	67 acres	18 ft