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
All Dams in Utah
Showing 826–850 of 867
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Weber/Box Elder - D Reservoir - 900 West Weber County | 18 | 1991 | Significant | Not Rated |
| Weber/Box Elder - F Reservoir Weber County | — | — | Significant | Not Rated |
| Weber/Box Elder - H Reservoir (Lower) Weber County | — | — | Significant | Not Rated |
| Weber/Box Elder - J Reservoir Weber County | — | — | Significant | Not Rated |
| Weber/Box Elder - L Reservoir Weber County | — | — | Significant | Not Rated |
| Weber/Box Elder - Reservoir 3 - Unit C Weber County | — | — | Significant | Not Rated |
| Weber/Box Elder - Westview Reservoir Weber County | 19 | — | Significant | Not Rated |
| Weir Lake Summit County | 17 | 1933 | Low | Not Rated |
| Wellington City Debris Basin Carbon County | 17 | 2010 | Significant | Not Rated |
| Wellsville Cache County | 25 | 1957 | Significant | Not Rated |
| Western Zirconium, INC. Weber County | 10 | — | Low | Not Rated |
| West Jordan City Salt Lake County | 6 | — | Significant | Not Rated |
| West Jordan City Salt Lake County | 9 | — | Low | Not Rated |
| West Jordan Detention - Airport Salt Lake County | — | — | Significant | Not Rated |
| White Pine Salt Lake County | 54 | 1933 | High | Fair |
| White River Shale Retention Uintah County | 66 | 1983 | Low | Not Rated |
| Whiterocks Lake Uintah County | 29 | 1957 | High | Satisfactory |
| Whitney Summit County | 101 | 1966 | High | Fair |
| Wide Hollow Garfield County | 51 | 1954 | High | Satisfactory |
| Wigwam Duchesne County | 14 | 1936 | Low | Not Rated |
| Wilberg #1 (Northern) Emery County | 12 | — | Significant | Not Rated |
| Wilberg #2 (Middle, Old Dam) Emery County | 13 | — | Significant | Not Rated |
| Wilberg #3 (South, New Dam) Emery County | 22 | — | Significant | Not Rated |
| Wilding, David P. Wasatch County | 12 | — | Significant | Not Rated |
| Willard Creek Debris Basin Box Elder County | 18 | — | Significant | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.