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 126–150 of 203
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Johnson Pool Freeborn County | 20 | 1970 | Low | Fair |
| Johnson Pond Goodhue County | 26 | 1958 | Low | Fair |
| Johnson Big Stone County | 18 | 1990 | Low | Fair |
| Island Lake St. Louis County | 57 | 1915 | High | Fair |
| Horseshoe Lake Wildlife Kittson County | 15 | 1968 | Low | Fair |
| Holt 19 Fillmore County | 32 | — | Low | Fair |
| Hoehne Bros. Pond Olmsted County | 35 | 1973 | Low | Fair |
| Hill Annex No. 1 (North) Itasca County | 63 | 1954 | Low | Fair |
| Henrichs Wetland Stevens County | 8 | 2000 | Low | Fair |
| Hayes Lake Roseau County | 39 | 1973 | Significant | Fair |
| Hartley Pond St. Louis County | 15 | 1975 | High | Fair |
| Hartley Lake Itasca County | 12 | 1938 | Low | Fair |
| Harmon Wetland Pine County | 12 | 1967 | Low | Fair |
| Hanning Bros Group Pond Fillmore County | 28 | 1975 | Low | Fair |
| Handeen-Jahn Group Pond Chippewa County | 31 | 1975 | Low | Fair |
| Halverson Farm Pond Yellow Medicine County | 34 | 1973 | Low | Fair |
| Groschel Pond Todd County | 15 | 1969 | Low | Fair |
| Green Lake Kandiyohi County | 9 | 1938 | Low | Fair |
| Grayling Marsh Aitkin County | 8 | — | Low | Fair |
| Graves Pond Fillmore County | 30 | 1970 | Low | Fair |
| Glen Herman Stabilizer Olmsted County | 26 | 1982 | Low | Fair |
| Giese Wetland Grant County | 12 | 1997 | Low | Fair |
| Frauenkron Detention Houston County | 33 | 1981 | Low | Fair |
| Franklin Pond Goodhue County | 33 | 1958 | Low | Fair |
| Fortier 24 Yellow Medicine County | 33 | 1975 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.