Wisconsin Dams
968 dams tracked by the National Inventory of Dams
Total Dams
968
High Hazard
180
18.6%
Poor / Unsatisfactory
63
Average Age
89 yrs
Hazard Classification
High180 (18.6%)
Significant84 (8.7%)
Low704 (72.7%)
Condition Assessment
Satisfactory239 (24.7%)
Fair509 (52.6%)
Poor / Unsatisfactory63 (6.5%)
Not Rated157 (16.2%)
Federal
65
State
127
Local
407
Private
280
Tallest Dams
- Superior Falls138 ft
- Eau Galle Dam127 ft
- Flambeau 92 ft
- Hatfield 92 ft
- Plum Creek 288 ft
High Hazard Dams
- Eau Galle DamHigh
- Flambeau High
- Hatfield High
- Plum Creek 2High
- High Falls High
Poor Condition Dams
- West Fork Kickapoo 1Unsatisfactory
- DoyleUnsatisfactory
- Coon Creek 21Unsatisfactory
- Rock FallsPoor
- Garden Valley 10Unsatisfactory
All Dams in Wisconsin
Showing 76–100 of 180
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Merton Rolling Mill Waukesha County | 10 | 1840 | High | Fair |
| Menomonie Dunn County | 37 | 1957 | High | Fair |
| Mendota Locks Dane County | 16 | 1849 | High | Satisfactory |
| Menasha Lock and Dam Winnebago County | 16 | 1937 | High | Not Available |
| Meinhardt Richland County | 25 | 1968 | High | Satisfactory |
| Marion Waupaca County | 17 | 1880 | High | Satisfactory |
| Maple Lake Oneida County | 12 | 1941 | High | Fair |
| Lucas Lake Washington County | 8 | 1923 | High | Fair |
| Long Lake Washburn County | 15 | 1913 | High | Fair |
| Little Quinnesec Falls Marinette County | 67 | 1900 | High | Satisfactory |
| Little Muskego Waukesha County | 12 | 1972 | High | Satisfactory |
| Little Falls St. Croix County | 30 | 1895 | High | Fair |
| Legend Lake Number Three Menominee County | 22 | 1971 | High | Satisfactory |
| Legend Lake Number One Menominee County | 21 | 1968 | High | Satisfactory |
| Lauderdale Lakes Walworth County | 14 | 1840 | High | Fair |
| Lamers Pond Brown County | 20 | — | High | Satisfactory |
| Lake Shangri La Kenosha County | 16 | 1927 | High | Fair |
| Lake Redstone Sauk County | 50 | 1967 | High | Fair |
| Lake Mills Jefferson County | 17 | 1865 | High | Satisfactory |
| Lake Leota Rock County | 12 | 1950 | High | Satisfactory |
| Lake Camelot Adams County | 29 | 1969 | High | Fair |
| Lake Beulah Walworth County | 14 | 1840 | High | Fair |
| Knights Creek 5 Dunn County | 34 | 1970 | High | Satisfactory |
| Knights Creek 1 Dunn County | 40 | 1970 | High | Satisfactory |
| Klinkner Vernon County | 32 | 1956 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.