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 576–600 of 968
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Kalepp, Lloyd Clark County | 12 | 1965 | Low | Fair |
| Kalepp, Lloyd Clark County | 12 | 1980 | Low | Fair |
| Kalepp Taylor County | 11 | 1975 | Low | Fair |
| Kaiser and Fisher Flowage Rusk County | 20 | 1966 | Significant | Fair |
| June Lake Lincoln County | 9 | — | Low | Fair |
| Junction Falls Pierce County | 32 | 1920 | Significant | Satisfactory |
| Juliet Lake Taylor County | 20 | — | Low | Poor |
| Jordon #1 Richland County | 31 | 1974 | Low | Fair |
| Jordan #2 Richland County | 26 | 1965 | Low | Fair |
| Jordan Portage County | 17 | 1850 | Low | Poor |
| Jordahl Richland County | 30 | 1973 | High | Fair |
| Jonjak Sawyer County | 11 | 1967 | Low | Not Available |
| Jones Spring Oconto County | 10 | 1967 | Low | Not Rated |
| Johnson Springs Bayfield County | 11 | 1969 | Low | Not Rated |
| Johnson Falls Marinette County | 43 | 1923 | High | Satisfactory |
| Johnson Eau Claire County | 18 | 1978 | Low | Fair |
| Johnson Trempealeau County | 26 | 1976 | Low | Not Available |
| Joel Marsh Wla Polk County | 7 | — | Low | Fair |
| Jobes Price County | 16 | 1934 | High | Satisfactory |
| Jim Falls Chippewa County | 55 | 1923 | High | Satisfactory |
| Jersey Lincoln County | 34 | 1929 | High | Satisfactory |
| Jensen Polk County | 16 | 1963 | Low | Not Rated |
| Jefferson Marsh Wrp - South Jefferson County | 9 | 2004 | Low | Fair |
| Jefferson Marsh Wrp - North Jefferson County | 8 | 2004 | Low | Fair |
| Jefferson Jefferson County | 11 | 1842 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.