Tallest Dams in Wisconsin

Wisconsin has 961 dams with recorded heights. The tallest is Superior Falls at 138 feet. Taller dams impound more water and carry greater potential energy, which is why height is a key factor in hazard classification and inspection requirements.

#	Dam	County	Height (ft)	Type	Purpose	Hazard	Year
1	Superior Falls	Iron	138	Gravity	Hydroelectric	Low	1935
2	Eau Galle Dam	Pierce	127	Rockfill	Flood Risk Reduction	High	1968
3	Hatfield	Jackson	92	Gravity	Hydroelectric	High	1908
4	Flambeau	Rusk	92	Gravity	Hydroelectric	High	1951
5	Plum Creek 2	Pierce	88	Earth	Flood Risk Reduction	High	1973
6	High Falls	Marinette	83	Gravity	Hydroelectric	High	1910
7	Caldron Falls	Marinette	81	Gravity	Hydroelectric	High	1924
8	Wissota North Saddle Dike	Chippewa	79	Earth	Hydroelectric	High	1917
9	Bad Axe 12	Vernon	73	Earth	Flood Risk Reduction	Low	1974
10	Little Quinnesec Falls	Marinette	67	Gravity	Hydroelectric	High	1900
11	Saint Croix Falls	Polk	64	Arch	Hydroelectric	High	1905
12	Glen Hills 10	St. Croix	64	Earth	Flood Risk Reduction	High	1970
13	Cedar Falls	Dunn	63	Buttress	Hydroelectric	High	1910
14	West Fork Kickapoo 1	Vernon	63	Earth	Flood Risk Reduction	High	1969
15	Kilbourn	Columbia	61	Gravity	Hydroelectric	High	1909
16	Dutch Hollow Lake	Sauk	60	Earth	Recreation	Low	1971
17	Cornell	Chippewa	58	Gravity	Hydroelectric	Significant	1913
18	Otter Creek 12	Iowa	58	Earth	Flood Risk Reduction	Low	1972
19	Tri Creek Number One	Monroe	57	Earth	Flood Risk Reduction	High	1976
20	Jim Falls	Chippewa	55	Gravity	Hydroelectric	High	1923
21	Cox Hollow Number Two	Iowa	55	Earth	Recreation	High	1965
22	Dells	Eau Claire	51	Gravity	Hydroelectric	Low	1907
23	West Fork Kickapoo 17	Vernon	51	Earth	Flood Risk Reduction	Low	1969
24	Blackhawk Lake	Iowa	50	Earth	Recreation	Low	1969
25	Petenwell	Juneau	50	Gravity	Hydroelectric	High	1949
26	Big Falls	Rusk	50	Gravity	Hydroelectric	High	1923
27	Lake Redstone	Sauk	50	Gravity	Recreation	High	1967
28	Prairie Du Sac	Sauk	50	Gravity	Hydroelectric	High	1914
29	Bad Axe 33	Vernon	50	Earth	Flood Risk Reduction	Low	1965
30	Doyle	Juneau	48	Earth	Recreation	Low	1970
31	West Fork Kickapoo 5	Vernon	48	Earth	Flood Risk Reduction	Low	1968
32	North Pork Manure Pit	Richland	47	Earth		Significant
33	Apple River	St. Croix	47	Masonry	Hydroelectric	High	1954
34	Mississippi River Lock and Dam 9	Allamakee	46	Concrete	Navigation	Significant	1937
35	Clam River	Burnett	46	Gravity	Hydroelectric	Low	1944
36	Coon Creek 33	La Crosse	46	Earth	Flood Risk Reduction	High	1960
37	Coon Creek 21	Monroe	46	Earth	Flood Risk Reduction	Low	1963
38	Plum Creek 3	Pierce	46	Earth	Flood Risk Reduction	Low	1974
39	West Fork Kickapoo 4	Vernon	46	Earth	Flood Risk Reduction	Low	1966
40	Blackhawk-kickapoo Project	Crawford	45	Earth	Flood Risk Reduction	Significant	1974
41	Eau Pleine	Marathon	45	Gravity	Hydroelectric	High	1937
42	Plain Honey Creek 3	Sauk	45	Earth	Flood Risk Reduction	Low	1970
43	Chippewa Reservoir	Sawyer	45	Earth	Hydroelectric	High	1923
44	Coon Creek 17	Vernon	45	Earth	Flood Risk Reduction	High	1962
45	Altoona	Eau Claire	44	Buttress	Recreation	High	1938
46	Bogus Creek 1	Pepin	44	Earth	Flood Risk Reduction	Low	1963
47	Coon Creek 15	Vernon	44	Earth	Flood Risk Reduction	Low	1962
48	Bad Axe 16	Vernon	44	Earth	Flood Risk Reduction	Low	1965
49	West Fork Kickapoo 16	Vernon	44	Earth	Flood Risk Reduction	Low	1971
50	Windward Farms	Crawford	43	Earth	Fire Protection, Stock, Or Small Fish Pond	Low	1973

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