Hydroelectric Dams in Wisconsin

Wisconsin has 131 hydroelectric dams, of which 49 carry a high hazard classification. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Superior Falls	Iron	138	Low	Not Rated	1935
2	Hatfield	Jackson	92	High	Fair	1908
3	Flambeau	Rusk	92	High	Satisfactory	1951
4	High Falls	Marinette	83	High	Satisfactory	1910
5	Caldron Falls	Marinette	81	High	Satisfactory	1924
6	Wissota North Saddle Dike	Chippewa	79	High	Satisfactory	1917
7	Little Quinnesec Falls	Marinette	67	High	Satisfactory	1900
8	Saint Croix Falls	Polk	64	High	Fair	1905
9	Cedar Falls	Dunn	63	High	Fair	1910
10	Kilbourn	Columbia	61	High	Satisfactory	1909
11	Cornell	Chippewa	58	Significant	Satisfactory	1913
12	Jim Falls	Chippewa	55	High	Satisfactory	1923
13	Dells	Eau Claire	51	Low	Fair	1907
14	Petenwell	Juneau	50	High	Satisfactory	1949
15	Big Falls	Rusk	50	High	Fair	1923
16	Prairie Du Sac	Sauk	50	High	Fair	1914
17	Apple River	St. Croix	47	High	Satisfactory	1954
18	Clam River	Burnett	46	Low	Satisfactory	1944
19	Eau Pleine	Marathon	45	High	Fair	1937
20	Chippewa Reservoir	Sawyer	45	High	Satisfactory	1923
21	Johnson Falls	Marinette	43	High	Satisfactory	1923
22	Pine	Florence	42	Low	Satisfactory	1922
23	Sandstone Rapids	Marinette	42	High	Satisfactory	1925
24	Callahan Dike	Chippewa	40	Low	Satisfactory	1907
25	Alexander	Lincoln	40	High	Satisfactory	1913
26	Dubay	Portage	40	High	Satisfactory	1942
27	Grandmother	Lincoln	39	High	Fair	1923
28	Trego	Washburn	39	Significant	Fair	1927
29	Castle Rock	Adams	38	High	Satisfactory	1950
30	Sturgeon Falls	Marinette	38	Low	Not Rated	1906
31	Lower Balsam Lake	Polk	38	Significant	Fair	1860
32	Menomonie	Dunn	37	High	Fair	1957
33	Oconto Falls Upper	Oconto	37	High	Satisfactory	1902
34	Clam Falls	Polk	36	Significant	Poor	1875
35	Danbury	Burnett	35	Low	Satisfactory	1928
36	Kingsford	Florence	35	Significant	Not Rated	1925
37	Wausau	Marathon	35	Low	Satisfactory	1930
38	Lawrence Lake	Marquette	35	Low	Fair	1845
39	Willow	Oneida	35	High	Satisfactory	1927
40	Upper Dam	Shawano	35	Low	Satisfactory	1883
41	Jersey	Lincoln	34	High	Satisfactory	1929
42	Arpin	Sawyer	34	Low	Satisfactory	1913
43	Wisconsin Rapids	Wood	34	Low	Satisfactory	1843
44	Grandfather Falls	Lincoln	32	High	Satisfactory	1906
45	Junction Falls	Pierce	32	Significant	Satisfactory	1920
46	Black Brook	Polk	32	Low	Satisfactory	1917
47	Nekoosa	Wood	32	Low	Satisfactory	1889
48	Eau Galle	Dunn	31	Low	Satisfactory	1913
49	White River	Ashland	30	Low	Satisfactory	1907
50	Chippewa Falls	Chippewa	30	Low	Fair	1928
51	Twin Falls Auxiliary Dike	Florence	30	High	Satisfactory	1912
52	Hat Rapids	Oneida	30	High	Satisfactory	1923
53	Weyauwega	Waupaca	30	Low	Satisfactory	1852
54	Big Falls Milldam	Waupaca	30	Low	Satisfactory	1926
55	Centralia	Wood	30	Low	Fair	1887
56	Kings	Lincoln	29	High	Fair	1910
57	Grand Rapids	Marinette	29	High	Satisfactory	1909
58	Stiles	Oconto	29	High	Satisfactory	1949
59	Superior Falls	Iron	28	Low	Satisfactory	1917
60	Combined Locks	Outagamie	28	Significant	Satisfactory	1912
61	Wire And Nail Factory	Ozaukee	28	Low	Poor	1934
62	Ladysmith	Rusk	28	Low	Satisfactory	1908
63	Shawano	Shawano	28	Low	Unsatisfactory	1928
64	Tomahawk Left Detached Embankment	Lincoln	27	Low	Satisfactory	1938
65	Rothschild	Marathon	27	High	Poor	1911
66	Riverdale	St. Croix	27	High	Fair	1905
67	Lower White River	Waushara	27	Significant	Fair	1927
68	Spirit	Lincoln	26	High	Satisfactory	1922
69	Felt Mill	Waupaca	26	High	Fair	1900
70	Winter	Sawyer	25	Low	Satisfactory	1952
71	Weed	Shawano	25	High	Fair	1967
72	Lighting Plant	Waupaca	25	Low	Satisfactory	1927
73	Park Mill	Marinette	24	Low	Satisfactory	1920
74	Rhinelander	Oneida	24	High	Satisfactory	1876
75	Whiting Mill Dam	Portage	24	Low	Satisfactory	1925
76	Biron	Wood	24	High	Satisfactory	1937
77	Merrill	Lincoln	23	Low	Satisfactory	1913
78	Crowley	Price	23	High	Fair	1930
79	Dunkirk	Dane	22	Low	Satisfactory	1915
80	Mosinee	Marathon	22	Low	Poor	1910
81	Oconto Falls Lower	Oconto	22	Low	Satisfactory	1857
82	Kaukauna	Outagamie	22	Significant	Satisfactory	1940
83	Lower Hydro	Price	22	Low	Fair	1923
84	Port Edwards	Wood	22	Low	Fair	1855
85	Pixley	Price	21	High	Fair	1918
86	Taylor	Barron	20	Low	Satisfactory	1935
87	Potato Rapids	Marinette	20	Low	Satisfactory	1920
88	Angelo Dam	Monroe	20	Low	Satisfactory	1920
89	Sawyer Dike	Oneida	20	High	Satisfactory	1935
90	Hayward	Sawyer	20	Low	Fair	1925
91	Otter Rapids	Vilas	20	High	Fair	1907
92	Rice	Lincoln	19	High	Poor	1912
93	Peshtigo	Marinette	19	Low	Satisfactory	1907
94	Westfield	Marquette	19	Low	Fair	1853
95	Rice Lake	Barron	18	High	Satisfactory	1864
96	Black River Falls	Jackson	18	Low	Satisfactory	1912
97	Neshonoc	La Crosse	18	Low	Satisfactory	1914
98	Upper Dam	Price	18	Low	Satisfactory	1916
99	City	Barron	17	Significant	Fair	1879
100	Chetek	Barron	16	High	Fair	1865

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