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 26–50 of 78
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Ripple Lake Aitkin County | 10 | 1938 | Low | Poor |
| Rediske-Vatland Group Fillmore County | 29 | 1976 | Low | Poor |
| Ramsey Mower County | 13 | 1872 | Low | Poor |
| Pioneer Clarification St. Louis County | 25 | 1961 | Low | Poor |
| Pike River St. Louis County | 30 | 1912 | Significant | Poor |
| Pickwick Mill Winona County | 36 | 1854 | Significant | Poor |
| Perry-Wyman Tailings Itasca County | 35 | 1949 | Low | Poor |
| Pelican River Otter Tail County | 16 | 1878 | Low | Poor |
| Park Lake Carlton County | 8 | 1963 | Low | Poor |
| Norman 7 Yellow Medicine County | 21 | — | Low | Poor |
| Nest Lake Kandiyohi County | 12 | 1964 | Low | Poor |
| Nelson Pond Becker County | 17 | 1957 | Low | Poor |
| Moose-Willow 2 Aitkin County | 14 | 1966 | Undetermined | Poor |
| Moose Lake State Park Carlton County | 14 | 1988 | Low | Poor |
| Moehrke SCS Carlton County | 23 | 1977 | Low | Poor |
| Lybeck Lake Pope County | 14 | 1957 | Low | Poor |
| Loon Lake 16 Cass County | 10 | 1978 | Low | Poor |
| Little Toad Lake Becker County | 10 | 1937 | Low | Poor |
| Little Pine Lake Aitkin County | 10 | 1937 | Low | Poor |
| Little Hill Pond Aitkin County | 10 | 1978 | Low | Poor |
| Lawstuen Pond Fillmore County | 28 | 1961 | Low | Poor |
| Lake Clayton Pine County | 19 | 1940 | Low | Poor |
| Lake Calhoun Outlet Kandiyohi County | 9 | 1937 | Low | Poor |
| Lake Bronson Kittson County | 38 | 1937 | High | Poor |
| Kunkel Wma Mille Lacs County | 7 | 1991 | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.