Moab City Johnson Canyon Retention Dam
Moab City Johnson Canyon Retention Dam is a masonry dam located in Grand County, Utah. It carries a Significant hazard potential classification.
About Moab City Johnson Canyon Retention Dam
The primary purpose of Moab City Johnson Canyon Retention Dam 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 Moab City (local government). It impounds the Johnson Canyon (dry Wash) near Moab.
The dam collects water from a drainage area of 0 square miles.
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 05/07/2004. That was over 21 years ago.
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Location
| State | Utah |
| County | Grand |
| Nearest City | Moab |
| River/Stream | Johnson Canyon (dry Wash) |
| Coordinates | 38.54185, -109.58067 |
Physical Characteristics
| Dam Type | Masonry |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | MOAB CITY |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 05/07/2004 |
| Emergency Action Plan | No |
Identifiers
| NID ID | UT00637 |
| Federal ID | UT00637 |
| More Info | State Dam Safety Program |