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 151–175 of 239
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Jim Falls Chippewa County | 55 | 1923 | High | Satisfactory |
| Jersey Lincoln County | 34 | 1929 | High | Satisfactory |
| Jefferson Jefferson County | 11 | 1842 | Low | Satisfactory |
| Iron River Light and Power Co Bayfield County | 29 | 1870 | Significant | Satisfactory |
| Hustisford Dodge County | 11 | 1845 | Low | Satisfactory |
| Huey Duck Lake Sauk County | 11 | 1974 | Low | Satisfactory |
| Hortonville Outagamie County | 18 | 1915 | High | Satisfactory |
| Horicon Dodge County | 12 | 1930 | Low | Satisfactory |
| Honey Lake Walworth County | 12 | 1952 | Low | Satisfactory |
| Holcombe Dike Chippewa County | 40 | 1907 | High | Satisfactory |
| Hillsboro Vernon County | 25 | 1854 | High | Satisfactory |
| High Falls Marinette County | 83 | 1910 | High | Satisfactory |
| Hat Rapids Oneida County | 30 | 1923 | High | Satisfactory |
| Harrisville Marquette County | 15 | 1853 | High | Satisfactory |
| Grandfather Falls Lincoln County | 32 | 1906 | High | Satisfactory |
| Glen Hills 8 St. Croix County | 30 | 1974 | Significant | Satisfactory |
| Glen Hills 7 St. Croix County | 34 | 1973 | High | Satisfactory |
| Glen Hills 6 St. Croix County | 30 | 1975 | High | Satisfactory |
| Glen Hills 5 St. Croix County | 30 | 1966 | High | Satisfactory |
| Glen Hills 4 St. Croix County | 32 | 1966 | High | Satisfactory |
| Glen Hills 10 St. Croix County | 64 | 1970 | High | Satisfactory |
| Friendship Adams County | 22 | 1928 | Significant | Satisfactory |
| French Creek Wildlife Upper Columbia County | 7 | 1958 | Low | Satisfactory |
| French Creek Wildlife Refuge Columbia County | 10 | 1962 | Low | Satisfactory |
| Four Mile Creek Wood County | 33 | 1926 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.