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 539
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Bednar Roseau County | 11 | 1982 | Low | Satisfactory |
| Bejou Wma Mahnomen County | 8 | 1983 | Low | Satisfactory |
| Belle Creek R-2 Goodhue County | 55 | 1983 | High | Satisfactory |
| Belle Creek S-2 Goodhue County | 18 | 1980 | Low | Satisfactory |
| Bennet Group Pond Houston County | 29 | 1972 | Low | Satisfactory |
| Bennett Wma Cottonwood County | 9 | 1985 | Low | Satisfactory |
| Benton Lake Lincoln County | 7 | 1915 | Low | Satisfactory |
| Benz Wetland Restoration Faribault County | 10 | — | Low | Satisfactory |
| Berscheid Pond Todd County | 19 | 1978 | Low | Satisfactory |
| Big Birch Lake Todd County | 12 | 1992 | Low | Satisfactory |
| Big Pine Lake Otter Tail County | 10 | 1937 | Low | Satisfactory |
| Big Pine Lake Crow Wing County | 9 | 1970 | Low | Satisfactory |
| Big Stone Lake Big Stone County | 15 | 1937 | Significant | Satisfactory |
| Birch Lake Lake County | 7 | 1922 | Low | Satisfactory |
| Black River Imp Pennington County | 14 | 2022 | Significant | Satisfactory |
| Blumentritt Detention Winona County | 27 | 1966 | Low | Satisfactory |
| Boreen Lower Norman County | 7 | 1971 | Low | Satisfactory |
| Boulder Lake Dike Ee St. Louis County | 20 | 1919 | Low | Satisfactory |
| Bowman Dam Itasca County | 12 | 1996 | Low | Satisfactory |
| Brainerd Crow Wing County | 21 | 1950 | High | Satisfactory |
| Brandt Angus Impoundment Polk County | 14 | 2012 | Low | Satisfactory |
| Brandt Impoundment Polk County | 22 | 2006 | Low | Satisfactory |
| Brawner Lake Lyon County | 32 | 1952 | Low | Satisfactory |
| Breckenridge Lake Wilkin County | 17 | 1935 | Low | Satisfactory |
| Brockberg Pond Pipestone County | 18 | 1969 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.