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 704
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Black Lake Dam and Bridge Sawyer County | 8 | 1937 | Low | Not Rated |
| Black River Falls Jackson County | 18 | 1912 | Low | Satisfactory |
| Blair Mill Trempealeau County | 13 | 1869 | Low | Fair |
| Blake Lake Polk County | 9 | 2018 | Low | Satisfactory |
| Blazie Investments Brown County | 16 | — | Low | Fair |
| Bluegill Impoundment Oconto County | 15 | 1998 | Low | Not Rated |
| Bog Brook Forest County | 10 | 1962 | Low | Fair |
| Bogus Creek 1 Pepin County | 44 | 1963 | Low | Fair |
| Bohn Polk County | 12 | 1963 | Low | Fair |
| Bolger Barron County | 16 | — | Low | Not Rated |
| Boltonville Washington County | 12 | 1848 | Low | Fair |
| Bong Recreation Area 8 Kenosha County | 10 | 1972 | Low | Satisfactory |
| Borg Walworth County | 12 | 1935 | Low | Fair |
| Borge Juneau County | 25 | 1970 | Low | Unsatisfactory |
| Borgstrom-Erin Prairie Twn St. Croix County | 29 | 1973 | Low | Not Rated |
| Bowe Chippewa County | 20 | 1964 | Low | Not Rated |
| Bradow Taylor County | 13 | 1890 | Low | Fair |
| Brimstone Group Richland County | 23 | 1974 | Low | Fair |
| Briss Lake Dam Forest County | 9 | 1989 | Low | Not Rated |
| Brock Marinette County | 16 | 1971 | Low | Fair |
| Brodhead Green County | 10 | 1849 | Low | Fair |
| Brooks and Ross Marathon County | 12 | 1850 | Low | Satisfactory |
| Brown Walworth County | 7 | — | Low | Not Rated |
| Brunner Dane County | 23 | 1962 | Low | Fair |
| Buckatahpon Vilas County | 8 | 1908 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.