Grand County is an earth dam located in Grand County, Utah. It carries a Significant hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 94 ft long. 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 Grand County
The primary purpose of Grand County 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 Grand County (private).
The dam stands 10 feet tall and stretches 94 feet across, has a storage capacity of 3 acre-feet, and 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.
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Location
| State | Utah |
| County | Grand |
| Coordinates | 38.55259, -109.52455 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 94 ft |
Storage & Hydraulics
| NID Storage | 3 acre-ft |
| Normal Storage | 3 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 66 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Grand County |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | UT50480 |
| Federal ID | UT50480 |
| More Info | State Dam Safety Program |