Minnesota Dams
1,122 dams tracked by the National Inventory of Dams
Total Dams
1,122
High Hazard
43
3.8%
Poor / Unsatisfactory
80
Average Age
61 yrs
Hazard Classification
High43 (3.8%)
Significant122 (10.9%)
Low930 (82.9%)
Condition Assessment
Satisfactory539 (48.0%)
Fair203 (18.1%)
Poor / Unsatisfactory80 (7.1%)
Not Rated300 (26.7%)
Federal
107
State
269
Local
325
Private
395
Tallest Dams
- Erie Basin 2250 ft
- Erie Basin 1200 ft
- Essar Steel Tailings Basin200 ft
- Poly Met Hrf Dam111 ft
- Canisteo No. 2 North100 ft
High Hazard Dams
Poor Condition Dams
- Rapidan Unsatisfactory
- Tetonka RidgePoor
- Lake BronsonPoor
- Pickwick MillPoor
- Schmidt PondPoor
All Dams in Minnesota
Showing 126–150 of 203
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Ortonville 25 Big Stone County | 22 | — | Low | Fair |
| Osterberg Lake Pope County | 11 | 1979 | Low | Fair |
| Pelican Lake Otter Tail County | 7 | 1938 | Low | Fair |
| Peschel Pond Todd County | 15 | 1967 | Low | Fair |
| Phelps Mill Pond Otter Tail County | 15 | 1873 | Significant | Fair |
| Pillager Cass County | 22 | 1917 | High | Fair |
| Pine Lawn Park Mower County | 16 | 1977 | Low | Fair |
| Pioneer Tailings St. Louis County | 25 | 1961 | Low | Fair |
| Pleasant Valley No. 1 Winona County | 38 | 1968 | Significant | Fair |
| Pleasant Valley No. 12 Winona County | 35 | 1968 | Significant | Fair |
| Pleasant Valley No. 3 Winona County | 27 | 1968 | Significant | Fair |
| Post Group Detention Murray County | 39 | 1974 | Low | Fair |
| Preston 21 Fillmore County | 29 | — | Low | Fair |
| Prestorious F Pond Freeborn County | 18 | 1971 | Low | Fair |
| Rabideau Lake Beltrami County | 7 | 1937 | Low | Fair |
| Red River Drayton Kittson County | 20 | 1964 | Low | Fair |
| Riverside Park Polk County | 13 | 1930 | Low | Fair |
| Rock Lake 15 Lyon County | 13 | 1988 | Low | Fair |
| Rogers Lake Crow Wing County | 8 | 1938 | Undetermined | Fair |
| Roosevelt Lake Crow Wing County | 8 | 1936 | Low | Fair |
| Roseau River Wma Pool 1 Roseau County | 12 | 1950 | Low | Fair |
| Roseau River Wma Pool 2 Roseau County | 10 | 1950 | Low | Fair |
| Roseau River Wma Pool 3 Roseau County | 13 | 1950 | Low | Fair |
| Round Lake Ramsey County | 10 | 1960 | Low | Fair |
| Ruen Detention Group Fillmore County | 32 | 1966 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.