Grand Legacy Irrigation Reservoir is an earth dam located in Weber County, Utah. It carries a Significant hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall and 634 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 Legacy Irrigation Reservoir
The primary purpose of Grand Legacy Irrigation Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ben Lomond Irrigation (private).
The dam stands 12 feet tall and stretches 634 feet across, and has a storage capacity of 8 acre-feet.
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 | Weber |
| Coordinates | 41.33792, -111.97641 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Length | 634 ft |
Storage & Hydraulics
| NID Storage | 8 acre-ft |
| Normal Storage | 8 acre-ft |
| Max Discharge | 7 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ben Lomond Irrigation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | UT53380 |
| Federal ID | UT53380 |
| More Info | State Dam Safety Program |