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 351–375 of 867
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Jones Wasatch County | 36 | 1956 | High | Poor |
| Jordanelle Dam Wasatch County | 391 | 1993 | High | Not Available |
| Jordan Valley Water Purification Lower Salt Lake County | 32 | 1982 | Significant | Not Rated |
| Jordan Valley Water Purification Upper Salt Lake County | 44 | 1981 | High | Fair |
| Joyce Summit County | 27 | 1951 | Low | Not Rated |
| Juab County - Bigelow Debris Juab County | 33 | 1963 | Significant | Not Rated |
| Juab County - Jenkins Pond Juab County | — | — | Significant | Not Rated |
| Juab Lake Juab County | 11 | 1900 | Significant | Not Rated |
| Julius Flat Sanpete County | 44 | 1953 | Significant | Not Rated |
| Julius Park Uintah County | 23 | 1974 | Significant | Not Rated |
| Juniper Canyon Detention Basin 3 Salt Lake County | 49 | 2020 | High | Satisfactory |
| Kanab City - Tom`S Canyon Flood Control Kane County | 22 | 2016 | High | Satisfactory |
| Kanab Irrigation Diversion Kane County | 60 | — | Low | Not Rated |
| Kaysville Davis County | 45 | 1914 | High | Satisfactory |
| Keith Ogden 68r4 Piute County | 25 | — | Low | Not Rated |
| Keller San Juan County | 18 | 1915 | Significant | Not Rated |
| Kelly Canyon Weber County | 40 | — | Significant | Not Rated |
| Kennecott Barney Gold Operation Salt Lake County | 34 | — | Low | Not Rated |
| Kennecott Barney Gold Operation Salt Lake County | 40 | 1988 | Low | Not Rated |
| Kennecott Barney Gold Operation Salt Lake County | 25 | 1988 | Low | Not Rated |
| Kennecott Barney Gold Operation Salt Lake County | 45 | 1988 | Low | Not Rated |
| Kennecott - Magna Reservoir #1 Salt Lake County | — | — | Significant | Not Rated |
| Kennecott - Magna Reservoir #2 Salt Lake County | — | — | Significant | Not Rated |
| Kennecott Mill Zone Iv Retention Salt Lake County | 25 | — | Low | Not Rated |
| Kennecott Mine Bingham Creek Salt Lake County | 77 | 1965 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.