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 51–75 of 84
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Iron River Light and Power Co Bayfield County | 29 | 1870 | Significant | Satisfactory |
| Iola Waupaca County | 12 | 1865 | Significant | Fair |
| Hidden Valley Farms Lafayette County | 30 | — | Significant | Not Rated |
| Hickory Lake Racine County | 20 | — | Significant | Fair |
| Grafton Ozaukee County | 20 | 1918 | Significant | Fair |
| Gomulak and Profitt Burnett County | 17 | 1969 | Significant | Fair |
| Glen Hills 8 St. Croix County | 30 | 1974 | Significant | Satisfactory |
| Furnace Bridge Dodge County | 14 | 1848 | Significant | Fair |
| Friendship Adams County | 22 | 1928 | Significant | Satisfactory |
| French and Sacia Trempealeau County | 24 | 1972 | Significant | Poor |
| Forester Mueller Lumber Co Forest County | 14 | 1890 | Significant | Fair |
| Fish Hatchery Oneida County | 7 | 1955 | Significant | Poor |
| Fall River Columbia County | 17 | 1859 | Significant | Satisfactory |
| East Sparta Monroe County | 12 | 1945 | Significant | Poor |
| Dundee Fond du Lac County | 8 | 1857 | Significant | Fair |
| DePere Lock and Dam Brown County | 17 | 1929 | Significant | Not Available |
| Crex Meadows North Fork Dike Burnett County | 13 | 1962 | Significant | Fair |
| Crazy Horse Creek Sawyer County | 14 | 1970 | Significant | Fair |
| Cornell Chippewa County | 58 | 1913 | Significant | Satisfactory |
| Combined Locks Outagamie County | 28 | 1912 | Significant | Satisfactory |
| Clam Falls Polk County | 36 | 1875 | Significant | Poor |
| City Barron County | 17 | 1879 | Significant | Fair |
| Cedarburg Woolen Mill Ozaukee County | 18 | 1864 | Significant | Poor |
| Cazenovia Richland County | 30 | 1864 | Significant | Satisfactory |
| Burlington Racine County | 10 | 1934 | Significant | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.