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 1–25 of 43
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| White Rock Dam Traverse County | 33 | 1941 | High | Not Available |
| Thomson Dam No 11 Carlton County | 17 | 1907 | High | Satisfactory |
| Taylors Falls Wall Chisago County | 30 | 1906 | High | Satisfactory |
| Sunset Lake Dakota County | 21 | 1983 | High | Not Rated |
| St. Cloud Stearns County | 23 | 1972 | High | Satisfactory |
| South Zumbro Wr-6a Olmsted County | 56 | 1989 | High | Satisfactory |
| South Zumbro Wr-4 Olmsted County | 46 | 1988 | High | Satisfactory |
| South Zumbro Sr-2 Olmsted County | 50 | 1992 | High | Satisfactory |
| South Zumbro Kr-7 Olmsted County | 35 | 1994 | High | Satisfactory |
| South Zumbro Kr-6 Olmsted County | 37 | 1993 | High | Satisfactory |
| South Zumbro Kr-3 Olmsted County | 30 | 1993 | High | Satisfactory |
| South Zumbro Br-1 Olmsted County | 75 | 1991 | High | Satisfactory |
| Sartell Benton County | 46 | 1964 | High | Fair |
| Redwood Falls Redwood County | 41 | 1902 | High | Not Rated |
| Pine River Dam Crow Wing County | 23 | 1886 | High | Not Available |
| Pillager Cass County | 22 | 1917 | High | Fair |
| Orwell Dam Otter Tail County | 60 | 1953 | High | Not Available |
| Northshore Mining Lake County | 100 | 1977 | High | Not Rated |
| New London Kandiyohi County | 22 | 1864 | High | Not Rated |
| Lanesboro Fillmore County | 34 | 1868 | High | Not Rated |
| Lake Zumbro Wabasha County | 65 | 1919 | High | Not Rated |
| Lake Byllesby Dakota County | 75 | 1911 | High | Satisfactory |
| Lake Bronson Kittson County | 38 | 1937 | High | Poor |
| Lac Qui Parle Dam Lac qui Parle County | 35 | 1939 | High | Not Available |
| King'S Mill Rice County | 17 | 1862 | High | Fair |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.