Barnes Bros. Reservoir is an earth dam located in Marion County, Oregon, built in 1963. It carries a Significant hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 527 ft long, taller than 78% 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 Barnes Bros. Reservoir
The primary purpose of Barnes Bros. Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Eric and Pamela Barnes (private). It impounds the Beaver Creek, Trib to near Aurora.
The dam stands 34 feet tall and stretches 527 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1963, 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. The most recent inspection on record was 10/23/2018.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Oregon |
| County | Marion |
| Nearest City | Aurora |
| River/Stream | Beaver Creek, Trib to |
| Coordinates | 44.95802, -122.80004 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 32 ft |
| Dam Length | 527 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 63 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 250 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Eric and Pamela Barnes |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 10/23/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00392 |
| Federal ID | OR00392 |
| More Info | State Dam Safety Program |