Ferron Debris Basin No. 3 is an earth dam located in Emery County, Utah, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 3,300 ft long, taller than 65% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Ferron Debris Basin No. 3
The primary purpose of Ferron Debris Basin No. 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 Ferron Canal and Reservoir Company (private). It impounds the Zwahlen Wash near None - Drains to San.
The dam stands 29 feet tall and stretches 3,300 feet across, has a maximum storage capacity of 525 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1972, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 05/27/2020.
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Location
| State | Utah |
| County | Emery |
| Nearest City | None - Drains to San |
| River/Stream | Zwahlen Wash |
| Coordinates | 39.07018, -111.16239 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Length | 3,300 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 525 acre-ft |
| Max Storage | 525 acre-ft |
| Normal Storage | 302 acre-ft |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Ferron Canal and Reservoir Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/27/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT00384 |
| Federal ID | UT00384 |
| More Info | State Dam Safety Program |