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 701–725 of 930
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Ernst Pool Mille Lacs County | 12 | 1958 | Low | Satisfactory |
| Erie Pier Dike St. Louis County | 11 | 1978 | Low | Satisfactory |
| Emerald Valley Jackson County | 27 | — | Low | Satisfactory |
| Ely Lake St. Louis County | 8 | 1939 | Low | Satisfactory |
| Elm Lake Marshall County | 19 | 1988 | Low | Satisfactory |
| Elmira-1 Olmsted County | 39 | — | Low | Fair |
| Elk Lake Sherburne County | 9 | — | Low | Satisfactory |
| Elkhorn Lake Rearing Pond Kandiyohi County | 13 | 1969 | Low | Satisfactory |
| Elim Creek Carlton County | 47 | 1981 | Low | Fair |
| Elephant Creek St. Louis County | 7 | 1991 | Low | Not Rated |
| Eldon Thompson Otter Tail County | 15 | 1997 | Low | Poor |
| Eidsvold 31 S Lyon County | 19 | 1991 | Low | Fair |
| Eidsvold 31 N Lyon County | 20 | 1991 | Low | Poor |
| Eel Lake Itasca County | 9 | 1977 | Low | Not Rated |
| Eckvoll Wma Marshall County | 17 | 1980 | Low | Satisfactory |
| Ecklund Aitkin County | 12 | 1987 | Low | Poor |
| East Willow Creek J-1 Fillmore County | 28 | 1957 | Low | Fair |
| East Willow Creek Fd-28 Fillmore County | 30 | 1958 | Low | Satisfactory |
| East Willow Creek Fd-2 Fillmore County | 37 | 1958 | Low | Satisfactory |
| East Willow Creek E-3 Fillmore County | 36 | 1958 | Low | Satisfactory |
| East Willow Creek Da-1 Fillmore County | 40 | 1958 | Low | Satisfactory |
| East Willow Creek D-2 Fillmore County | 32 | 1957 | Low | Satisfactory |
| East Twin Lake Lincoln County | 8 | 2004 | Low | Satisfactory |
| East Stephens Settling St. Louis County | 15 | 1964 | Low | Fair |
| East Lake Itasca County | 11 | 1972 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.