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 51–75 of 78
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Ramsey Mower County | 13 | 1872 | Low | Poor |
| Rediske-Vatland Group Fillmore County | 29 | 1976 | Low | Poor |
| Ripple Lake Aitkin County | 10 | 1938 | Low | Poor |
| Ryan-Lindell Goodhue County | 32 | 1984 | Low | Poor |
| Sand Hill River Norman County | 20 | 1980 | Low | Poor |
| Schmidt Pond Wabasha County | 35 | 1958 | Low | Poor |
| Sibley 34 Sibley County | 14 | 1965 | Low | Poor |
| Sodus 26 Lyon County | 27 | 1992 | Low | Poor |
| Sodus 4 N Lyon County | 24 | 1991 | Low | Poor |
| Sodus 4 S Lyon County | 33 | 1991 | Low | Poor |
| Sodus 6 Lyon County | 28 | 1991 | Low | Poor |
| Sodus 8 Lyon County | 21 | 1989 | Low | Poor |
| South Fowl Lake Cook County | 17 | 1934 | Low | Poor |
| South Wind Orchard Driveway Winona County | 25 | 1953 | Low | Poor |
| Storden 2 Cottonwood County | 25 | — | Low | Poor |
| Swanson, Holm & Hemmah Group Goodhue County | 30 | 1959 | Low | Poor |
| Tamarac Lake Outlet Polk County | 10 | 1930 | Low | Poor |
| Tetonka Ridge Lincoln County | 52 | — | Low | Poor |
| Thorson Group North Houston County | 30 | 1963 | Significant | Poor |
| Thorson Group West Houston County | 31 | 1963 | Significant | Poor |
| Titlow Lake Sibley County | 9 | 1920 | Low | Poor |
| Twp Road 29 Lyon County | 22 | 1999 | Low | Poor |
| Twp Road 30 West Lyon County | 25 | 1999 | Low | Poor |
| Urness 10 Douglas County | 10 | — | Low | Poor |
| Washburn Lake Aitkin County | 10 | 1958 | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.