Juniper Canyon Detention Basin 3
Juniper Canyon Detention Basin 3 is an earth dam located in Salt Lake County, Utah, built in 2020. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Juniper Canyon Detention Basin 3
The primary purpose of Juniper Canyon Detention Basin 3 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Herriman City (local government).
The dam stands 49 feet tall and stretches 275 feet across, and has a maximum storage capacity of 61 acre-feet. Completed in 2020, the structure is relatively new.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/04/2022.
At 49 feet, this dam is taller than 92% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Utah dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Utah |
| County | Salt Lake |
| Nearest City | Herriman |
| Coordinates | 40.48661, -111.99580 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 49 ft |
| Dam Length | 275 ft |
| Year Completed | 2020 (6 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 40 acre-ft |
| Max Discharge | 71 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Herriman City |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/04/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT53904 |
| Federal ID | UT53904 |
| More Info | State Dam Safety Program |