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 704
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| School Section Lake Waukesha County | 8 | 1937 | Low | Satisfactory |
| Scholten Richland County | 30 | 1964 | Low | Fair |
| Schley Fond du Lac County | 41 | 1969 | Low | Fair |
| Scandinavia Waupaca County | 13 | 1856 | Low | Fair |
| Saylesville Roller Mill Waukesha County | 15 | 1894 | Low | Fair |
| Satterlee Sauk County | 29 | 1970 | Low | Fair |
| Sarazin Juneau County | 27 | 1969 | Low | Poor |
| Saratoga Mill Waukesha County | 10 | 1836 | Low | Fair |
| Sand Lake Sawyer County | 7 | 1950 | Low | Fair |
| Saint Croix Douglas County | 15 | 1854 | Low | Fair |
| Sailor Creek Price County | 9 | 1955 | Low | Satisfactory |
| Rynearson Dam No. 2 Juneau County | 20 | 1939 | Low | Satisfactory |
| Rynearson Dam No. 1 Juneau County | 24 | 1939 | Low | Satisfactory |
| Rosholt Portage County | 14 | 1885 | Low | Satisfactory |
| Rosemeyer Taylor County | 18 | 1973 | Low | Fair |
| Romeo Lake Taylor County | 16 | — | Low | Fair |
| Rockville Manitowoc County | 14 | 1913 | Low | Fair |
| Rock Lake Kenosha County | 8 | 1929 | Low | Fair |
| Rock Creek Flowage Dam Clark County | 16 | 1969 | Low | Fair |
| Rock Clark County | 20 | 1938 | Low | Fair |
| Rochester Racine County | 9 | 1975 | Low | Fair |
| Robey,Donovan No.3 Pierce County | 28 | 1972 | Low | Not Rated |
| Richardson Sheboygan County | 12 | 1857 | Low | Poor |
| Richard Jahnke Pepin County | 31 | 1974 | Low | Not Available |
| Resettlement Admin. 6 Jackson County | 10 | 1936 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.