Olsen is an earth dam located in Emery County, Utah. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 350 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 Olsen
The primary purpose of Olsen is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Utah Division of Wildlife Resources (private). It impounds the Marsing Wash near None - Drains to Pri.
The dam stands 15 feet tall and stretches 350 feet across, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 21 square miles.
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 05/12/2022.
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Location
| State | Utah |
| County | Emery |
| Nearest City | None - Drains to Pri |
| River/Stream | Marsing Wash |
| Coordinates | 39.46352, -110.69738 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Length | 350 ft |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 150 acre-ft |
| Drainage Area | 21 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Utah Division of Wildlife Resources |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/12/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT00427 |
| Federal ID | UT00427 |
| More Info | State Dam Safety Program |