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 1026–1050 of 1,122
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Titlow Lake Sibley County | 9 | 1920 | Low | Poor |
| Town Lake Becker County | 10 | 1939 | Low | Satisfactory |
| Tracy Road Detention Redwood County | 23 | 1999 | Low | Fair |
| Trophy Lake Carver County | 28 | 2008 | Low | Satisfactory |
| Trophy Lake Pope County | 27 | 2000 | Low | Satisfactory |
| Trout Lake Tailings Itasca County | 35 | 1954 | Low | Satisfactory |
| Trulson F Pond Isanti County | 13 | 1970 | Low | Not Rated |
| Tubola Detention Jackson County | 39 | 1974 | Low | Not Rated |
| Two Harbors Dock Lake County | 32 | 1978 | Low | Satisfactory |
| Two Inlets Lake Becker County | 11 | 1938 | Low | Fair |
| Two Rivers Kittson County | 20 | 1938 | Low | Fair |
| Twp Road 107 Lyon County | 31 | 1981 | Low | Not Rated |
| Twp Road 112 Lyon County | 31 | 1996 | Low | Not Rated |
| Twp Road 127 Lincoln County | 20 | 1995 | Low | Satisfactory |
| Twp Road 163 Lyon County | 23 | 2000 | Low | Not Rated |
| Twp Road 18 Lyon County | 24 | 2000 | Low | Not Rated |
| Twp Road 29 Lyon County | 22 | 1999 | Low | Poor |
| Twp Road 30 East Lyon County | 23 | 1999 | Low | Not Rated |
| Twp Road 30 West Lyon County | 25 | 1999 | Low | Poor |
| Twp Road 73 Lyon County | 23 | 1999 | Low | Satisfactory |
| Twp Road 87 Lincoln County | 17 | 1995 | Low | Not Rated |
| Unimin Le Sueur County | 20 | 1982 | Low | Fair |
| Unimin Wetland Restoration Le Sueur County | 12 | 2014 | Low | Satisfactory |
| Upland Cell Ii Interior St. Louis County | 60 | 2011 | Significant | Not Rated |
| Upper Deadfish Impoundment Carlton County | 15 | — | Undetermined | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.