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 951–975 of 1,122
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Crissy Lake Stevens County | 12 | 1939 | Significant | Fair |
| Craven Detention Winona County | 31 | 1981 | Low | Satisfactory |
| Cranberry Wma South Pool Isanti County | 12 | 1992 | Undetermined | Poor |
| 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 Rapids Anoka County | 35 | 1913 | Significant | Fair |
| 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 |
| Cloquet Carlton County | 47 | 1899 | Low | Satisfactory |
| Clearwater River Stearns County | 15 | 1937 | Low | Satisfactory |
| Clearwater Clearwater County | 21 | 1931 | Low | Satisfactory |
| Clear Lake Waseca County | 8 | 1937 | Low | Satisfactory |
| Clear Dark Little Lakes Koochiching County | 7 | 1958 | Low | Fair |
| Clayton Berg Kanabec County | 12 | 1985 | Low | Satisfactory |
| Clay-Boswell Itasca County | 50 | — | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.