Salt Lake County Wasatch Hollow
Salt Lake County Wasatch Hollow is an earth dam located in Salt Lake County, Utah, built in 1992. It carries a Significant hazard potential classification.
About Salt Lake County Wasatch Hollow
The primary purpose of Salt Lake County Wasatch Hollow 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 Salt Lake County Public Works Eng. Div. (private). It impounds the Emigration Creek near Salt Lake.
The dam stands 32 feet tall and stretches 100 feet across, has a storage capacity of 37 acre-feet, and collects water from a drainage area of 59 square miles. Completed in 1992, the structure is 34 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 09/16/2021.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Utah |
| County | Salt Lake |
| Nearest City | Salt Lake |
| River/Stream | Emigration Creek |
| Coordinates | 40.73644, -111.84363 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Length | 100 ft |
| Year Completed | 1992 (34 years old) |
Storage & Hydraulics
| NID Storage | 37 acre-ft |
| Normal Storage | 37 acre-ft |
| Drainage Area | 59 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SALT LAKE COUNTY PUBLIC WORKS ENG. DIV. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 09/16/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | UT00763 |
| Federal ID | UT00763 |
| More Info | State Dam Safety Program |