Mchenry Canyon Db is an earth dam located in Wasatch County, Utah, built in 1980. It carries a Significant hazard potential classification.
Dam profile
NID height · 39 ft39 ft tall and 120 ft long, taller than 85% 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 Mchenry Canyon Db
The primary purpose of Mchenry Canyon Db 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 Deer Valley Resort Company (private).
The dam stands 39 feet tall and stretches 120 feet across, and has a maximum storage capacity of 7 acre-feet. Completed in 1980, the structure is 46 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 07/01/2003. That was over 23 years ago.
At 39 feet, this dam is taller than 85% 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 | Wasatch |
| Coordinates | 40.62459, -111.46232 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Length | 120 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 7 acre-ft |
| Max Storage | 7 acre-ft |
| Normal Storage | 5 acre-ft |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Deer Valley Resort Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/01/2003 |
| Emergency Action Plan | No |
Identifiers
| NID ID | UT50436 |
| Federal ID | UT50436 |
| More Info | State Dam Safety Program |