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 26–50 of 239
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Tilleda Shawano County | 17 | 1910 | High | Satisfactory |
| Thornapple Rusk County | 14 | 1909 | Low | Satisfactory |
| Taylor Barron County | 20 | 1935 | Low | Satisfactory |
| Superior Falls Iron County | 28 | 1917 | Low | Satisfactory |
| Sugar Camp Oneida County | 10 | 1908 | Low | Satisfactory |
| Stoughton Dane County | 11 | 1916 | Low | Satisfactory |
| Stiles Oconto County | 29 | 1949 | High | Satisfactory |
| Stevens Point Portage County | 26 | 1916 | High | Satisfactory |
| Stateline Flowage Douglas County | 8 | 1970 | Low | Satisfactory |
| Stanley Mill Chippewa County | 22 | 1890 | Significant | Satisfactory |
| Squirrel Lake Oneida County | 7 | 1908 | Low | Satisfactory |
| Springville Portage County | 25 | 1850 | High | Satisfactory |
| Spooner Electric Washburn County | 20 | 1905 | Significant | Satisfactory |
| Spirit Lincoln County | 26 | 1922 | High | Satisfactory |
| South Pelican Oneida County | 8 | 1908 | Low | Satisfactory |
| South Nelson 1 Buffalo County | 40 | 1966 | Low | Satisfactory |
| Solberg Price County | 23 | 1940 | Low | Satisfactory |
| Skinner Langlade County | 20 | 1938 | High | Satisfactory |
| Sherwood Clark County | 13 | 1936 | Low | Satisfactory |
| Sherwood Adams County | 36 | 1968 | Significant | Satisfactory |
| Shea Iron County | 11 | 1912 | Low | Satisfactory |
| Shawano Paper Mills Shawano County | 13 | 1974 | Low | Satisfactory |
| Seven Mile Oneida County | 10 | 1908 | Low | Satisfactory |
| School Section Lake Waukesha County | 8 | 1937 | Low | Satisfactory |
| Sandstone Rapids Marinette County | 42 | 1925 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.