Long Creek Reservoir is an earth dam located in Baker County, Oregon, built in 1918. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 264 ft long, taller than 62% of U.S. dams with a recorded height. 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 Long Creek Reservoir
The primary purpose of Long Creek Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Oregon Department of Fish and Wildlife (state). It impounds the Long Creek near Hereford.
The dam stands 28 feet tall and stretches 264 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 91 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1918, the structure is over a century old.
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 06/03/2015. That was over 11 years ago.
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Location
| State | Oregon |
| County | Baker |
| Nearest City | Hereford |
| River/Stream | Long Creek |
| Coordinates | 44.35868, -118.15925 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 20 ft |
| Dam Length | 264 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 91 acre-ft |
| Max Storage | 91 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 144 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Oregon Department of Fish and Wildlife |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/03/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00044 |
| Federal ID | OR00044 |
| More Info | State Dam Safety Program |