Lost Creek
Lost Creek is an earth dam located in Sevier County, Utah, built in 1972. It carries a Significant hazard potential classification.
About Lost Creek
The primary purpose of Lost Creek is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Lost Creek Irrigation Company (private). It impounds the Lost Creek near Aurora.
The dam stands 34 feet tall and stretches 1,007 feet across, has a maximum storage capacity of 925 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1972, the structure is well into its service life at over 50 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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/30/2023.
At 34 feet, this dam is taller than 80% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Utah |
| County | Sevier |
| Nearest City | Aurora |
| River/Stream | Lost Creek |
| Coordinates | 38.71184, -111.70075 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Length | 1,007 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 925 acre-ft |
| Max Storage | 925 acre-ft |
| Normal Storage | 585 acre-ft |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LOST CREEK IRRIGATION COMPANY |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 08/30/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00271 |
| Federal ID | UT00271 |
| More Info | State Dam Safety Program |