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 426–450 of 539
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Sauntry Creek Settling St. Louis County | 32 | 1977 | Low | Satisfactory |
| Sawyer Pool Carlton County | 12 | 1971 | Low | Satisfactory |
| Scanlon East Zigzag Plug Dam Carlton County | 15 | 1922 | Low | Satisfactory |
| Schech Mill Houston County | 10 | 1914 | Low | Satisfactory |
| Schirrick Red Lake County | 45 | 1984 | Significant | Satisfactory |
| Schoper-Bush Cottonwood County | 45 | 1989 | Significant | Satisfactory |
| Seeger Group Pond Red Lake County | 45 | 1972 | Low | Satisfactory |
| Sheehan-Stork Pond Wabasha County | 33 | 1973 | Significant | Satisfactory |
| Sherburne Nat'L Dike 6a Sherburne County | 12 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 14a Sherburne County | 15 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 17 Sherburne County | 11 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 18b Sherburne County | 13 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 19 Sherburne County | 15 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 20 Sherburne County | 10 | 1979 | Low | Satisfactory |
| Sherburne Nat'L Pool 7a Sherburne County | 12 | 1979 | Low | Satisfactory |
| Sherco Sherburne County | 39 | 1983 | Significant | Satisfactory |
| Sherman Group Tailings St. Louis County | 48 | 1970 | Low | Satisfactory |
| Sibley Lake Crow Wing County | 8 | 1937 | Undetermined | Satisfactory |
| Silver Lake Olmsted County | 30 | 1935 | Significant | Satisfactory |
| Silver Lake Hennepin County | 11 | 1987 | Low | Satisfactory |
| Six Mile Creek Cass County | 20 | 1975 | Low | Satisfactory |
| Skunk Creek Dam St. Louis County | 39 | 1922 | Low | Satisfactory |
| Smith Lake St. Louis County | 9 | 1939 | Low | Satisfactory |
| Snelling Lake Hennepin County | 15 | 1965 | Low | Satisfactory |
| Sodus 10 Lyon County | 20 | 1990 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.