Utah Dams
867 dams tracked by the National Inventory of Dams
Total Dams
867
High Hazard
273
31.5%
Poor / Unsatisfactory
17
Average Age
66 yrs
Hazard Classification
High273 (31.5%)
Significant326 (37.6%)
Low268 (30.9%)
Condition Assessment
Satisfactory125 (14.4%)
Fair102 (11.8%)
Poor / Unsatisfactory17 (2.0%)
Not Rated623 (71.9%)
Federal
82
State
27
Local
124
Private
632
Tallest Dams
- Flaming Gorge Dam502 ft
- Jordanelle Dam391 ft
- Upper Stillwater Dam292 ft
- Soldier Creek Dam272 ft
- Barrick Mercur Reservation Cnyn Tailings270 ft
High Hazard Dams
Poor Condition Dams
- Mountain DellPoor
- Birch Creek No. 2Poor
- Bottle Hollow - South DamPoor
- Lake Mary-PhoebePoor
- MidviewPoor
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.