Miller Reservoir (harney) is an earth dam located in Harney County, Oregon, built in 1947. It carries a Low hazard potential classification.
Dam profile
NID height · 48 ft48 ft tall and 520 ft long, taller than 92% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Miller Reservoir (harney)
The primary purpose of Miller Reservoir (harney) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Muddy Creek Ranch (private). It impounds the Gould Creek near Drewsey.
The dam stands 48 feet tall and stretches 520 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 362 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1947, the structure is well-established, with more than 75 years of service.
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 04/28/2015. That was over 11 years ago.
At 48 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Oregon |
| County | Harney |
| Nearest City | Drewsey |
| River/Stream | Gould Creek |
| Coordinates | 43.84608, -118.62997 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 520 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 362 acre-ft |
| Max Storage | 362 acre-ft |
| Normal Storage | 362 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 293 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Muddy Creek Ranch |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/28/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00167 |
| Federal ID | OR00167 |
| More Info | State Dam Safety Program |