American Fork Debris Basin
American Fork Debris Basin is an earth dam located in Utah County, Utah, built in 1984. It carries a Significant hazard potential classification.
About American Fork Debris Basin
The primary purpose of American Fork Debris Basin 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 Highland City/american Fork City (local government). It impounds the American Fork River near American Fork.
The dam stands 22 feet tall and stretches 2,400 feet across, has a maximum storage capacity of 236 acre-feet, and collects water from a drainage area of 64 square miles. Completed in 1984, the structure is 42 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 09/06/2022.
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Location
| State | Utah |
| County | Utah |
| Nearest City | American Fork |
| River/Stream | American Fork River |
| Coordinates | 40.43185, -111.76410 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Length | 2,400 ft |
| Year Completed | 1984 (42 years old) |
Storage & Hydraulics
| NID Storage | 236 acre-ft |
| Max Storage | 236 acre-ft |
| Normal Storage | 90 acre-ft |
| Drainage Area | 64 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | HIGHLAND CITY/AMERICAN FORK CITY |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 09/06/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00469 |
| Federal ID | UT00469 |
| More Info | State Dam Safety Program |