Moores Hollow
Moores Hollow is a dam located in Malheur County, Oregon, built in 1964. It carries a Significant hazard potential classification.
About Moores Hollow
The primary purpose of Moores Hollow is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by D.e. Dehaven (private). It impounds the Moores Hollow near Huntington.
The dam stands 35 feet tall, and has a maximum storage capacity of 1,241 acre-feet. Completed in 1964, the structure is well into its service life at over 50 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.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Oregon |
| County | Malheur |
| Nearest City | Huntington |
| River/Stream | Moores Hollow |
| Coordinates | 44.17157, -117.07300 |
Physical Characteristics
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 1,241 acre-ft |
| Max Storage | 1,241 acre-ft |
| Normal Storage | 1,241 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | D.E. Dehaven |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Emergency Action Plan | No |
Identifiers
| NID ID | OR00404 |
| Federal ID | OR00404 |
| More Info | State Dam Safety Program |