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 751–775 of 968
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Rock Falls Dunn County | 43 | 1864 | High | Poor |
| Rock Lake Kenosha County | 8 | 1929 | Low | Fair |
| Rockville Manitowoc County | 14 | 1913 | Low | Fair |
| Rome Jefferson County | 11 | 1838 | High | Satisfactory |
| Romeo Lake Taylor County | 16 | — | Low | Fair |
| Rosemeyer Taylor County | 18 | 1973 | Low | Fair |
| Rosholt Portage County | 14 | 1885 | Low | Satisfactory |
| Rothschild Marathon County | 27 | 1911 | High | Poor |
| Rynearson Dam No. 1 Juneau County | 24 | 1939 | Low | Satisfactory |
| Rynearson Dam No. 2 Juneau County | 20 | 1939 | Low | Satisfactory |
| Sailor Creek Price County | 9 | 1955 | Low | Satisfactory |
| Saint Croix Douglas County | 15 | 1854 | Low | Fair |
| Saint Croix Falls Polk County | 64 | 1905 | High | Fair |
| Salow Lake Waukesha County | 20 | 1969 | High | Fair |
| Sand Lake Sawyer County | 7 | 1950 | Low | Fair |
| Sandstone Rapids Marinette County | 42 | 1925 | High | Satisfactory |
| Saratoga Mill Waukesha County | 10 | 1836 | Low | Fair |
| Sarazin Juneau County | 27 | 1969 | Low | Poor |
| Satterlee Sauk County | 29 | 1970 | Low | Fair |
| Saylesville Roller Mill Waukesha County | 15 | 1894 | Low | Fair |
| Scandinavia Waupaca County | 13 | 1856 | Low | Fair |
| Schley Fond du Lac County | 41 | 1969 | Low | Fair |
| Scholten Richland County | 30 | 1964 | Low | Fair |
| School Section Lake Waukesha County | 8 | 1937 | Low | Satisfactory |
| Schramms Sauk County | 11 | 1850 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.