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 776–800 of 930
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Cuba Cass County | 10 | 1970 | Low | Not Rated |
| Csah 5 Detention Lyon County | 40 | 1996 | Low | Fair |
| Csah 30 Detention Yellow Medicine County | 17 | 1996 | Low | Satisfactory |
| Crow Wing 8th Lake Hubbard County | 9 | 1938 | Low | Satisfactory |
| Crow Wing 5th Lake Hubbard County | 10 | 1938 | Low | Satisfactory |
| Cross Lake Pine County | 10 | 1938 | Low | Satisfactory |
| Crookston Rock Rapids Polk County | 11 | 2007 | Low | Fair |
| Crooked Creek S-3 Houston County | 38 | 1967 | Low | Not Rated |
| Crooked Creek S1-B Houston County | 24 | 1966 | Low | Not Rated |
| Crooked Creek R-1 Houston County | 56 | 1967 | Low | Not Rated |
| Craven Detention Winona County | 31 | 1981 | Low | Satisfactory |
| Cranberry Wma North Pool Isanti County | 11 | 1992 | Low | Satisfactory |
| County Road 109 Lincoln County | 25 | — | Low | Not Rated |
| County Ditch 18 Stevens County | 8 | — | Low | Not Rated |
| Cottonwood Lake Blue Earth County | 7 | 1938 | Low | Satisfactory |
| Cottonwood Lake Lyon County | 9 | 1960 | Low | Fair |
| Cornish Flowage Aitkin County | 11 | 1976 | Low | Satisfactory |
| Coon Creek 34 Lyon County | 14 | 1990 | Low | Satisfactory |
| Coon Creek 18 Lincoln County | 8 | 1991 | Low | Fair |
| Coon Creek Lyon County | 10 | 1977 | Low | Satisfactory |
| Collinwood Lake Meeker County | 11 | 1955 | Low | Satisfactory |
| Cold Spring Stearns County | 14 | 1980 | Low | Satisfactory |
| Cokato Lake Wright County | 7 | — | Low | Fair |
| Coffee Lake Carlton County | 10 | 1939 | Low | Satisfactory |
| Clover Leaf Itasca County | 15 | 1990 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.