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 76–100 of 122
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Olson-Agassiz Norman County | 17 | 1983 | Significant | Satisfactory |
| Phelps Mill Pond Otter Tail County | 15 | 1873 | Significant | Fair |
| Pickwick Mill Winona County | 36 | 1854 | Significant | Poor |
| Pike River St. Louis County | 30 | 1912 | Significant | Poor |
| Plant Site Settling St. Louis County | 15 | 1950 | Significant | Satisfactory |
| Pleasant Valley No. 1 Winona County | 38 | 1968 | Significant | Fair |
| Pleasant Valley No. 12 Winona County | 35 | 1968 | Significant | Fair |
| Pleasant Valley No. 2 Winona County | 32 | 1968 | Significant | Satisfactory |
| Pleasant Valley No. 3 Winona County | 27 | 1968 | Significant | Fair |
| Pokegama Dam Itasca County | 17 | 1884 | Significant | Not Available |
| Poly Met Hrf Dam St. Louis County | 111 | — | Significant | Not Rated |
| Polymet-Ltv St. Louis County | 69 | 1981 | Significant | Satisfactory |
| Rapidan Blue Earth County | 73 | 1910 | Significant | Unsatisfactory |
| Redpath 21 Traverse County | 18 | — | Significant | Not Rated |
| Redwood River Lyon County | 32 | 1963 | Significant | Satisfactory |
| Reservoir No. 2 Itasca County | 40 | 1972 | Significant | Satisfactory |
| Rochester 50th Ave Nw Olmsted County | 28 | 2007 | Significant | Satisfactory |
| Rose Lake Otter Tail County | 22 | 1919 | Significant | Satisfactory |
| Ross 7 Roseau County | 18 | 2007 | Significant | Satisfactory |
| Sauk Centre Stearns County | 22 | 1935 | Significant | Satisfactory |
| Sauk River Melrose Stearns County | 20 | 1873 | Significant | Fair |
| Schirrick Red Lake County | 45 | 1984 | Significant | Satisfactory |
| Schoper-Bush Cottonwood County | 45 | 1989 | Significant | Satisfactory |
| Sheehan-Stork Pond Wabasha County | 33 | 1973 | Significant | Satisfactory |
| Sherco Sherburne County | 39 | 1983 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.