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 901–925 of 1,122
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Douglas Tailings St. Louis County | 40 | 1960 | Significant | Satisfactory |
| Donora Settling St. Louis County | 32 | 1970 | Low | Satisfactory |
| Donna Lake St. Louis County | 10 | — | Low | Fair |
| Dog Creek Lyon County | 7 | 1937 | Undetermined | Fair |
| Dobbins Creek Mower County | 15 | 1934 | Low | Satisfactory |
| Dixon Pond Pine County | 10 | 1969 | Low | Fair |
| Dishpan Wma Impoundment 2 Itasca County | 12 | 1979 | Low | Satisfactory |
| Dishpan Lake Itasca County | 13 | 1972 | Low | Satisfactory |
| Dillon-Syltie-Boulton Lincoln County | 54 | 1974 | Significant | Satisfactory |
| Dike No. 2 Redwood County | 7 | 1979 | Low | Satisfactory |
| Dike No. 1 Redwood County | 10 | 1979 | Low | Satisfactory |
| Digman Pond Aitkin County | 8 | 1966 | Low | Not Rated |
| Diamond Lake Wma Le Sueur County | 9 | — | Low | Not Rated |
| Diamond Lake Kandiyohi County | 7 | 1932 | Low | Poor |
| Dexter 30 Dam 2 Mower County | 21 | 2020 | Low | Satisfactory |
| Dexter 30 Mower County | 17 | 2020 | Low | Satisfactory |
| Dewitt Pool Mille Lacs County | 12 | 1957 | Low | Satisfactory |
| Devil Track Cook County | 12 | 1987 | Low | Not Rated |
| Desiltation Project 73-2 Nobles County | 13 | 1977 | Low | Fair |
| Deer Lake Wright County | 11 | 1940 | Low | Fair |
| Deer Lake Itasca County | 8 | 1938 | Low | Fair |
| Deer Creek Itasca County | 10 | 1936 | Low | Satisfactory |
| Dead Lake West Otter Tail County | 7 | 1938 | Undetermined | Satisfactory |
| Dead Lake East Otter Tail County | 9 | 1938 | Low | Fair |
| Deadfish Lake Carlton County | 10 | — | Undetermined | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.