Fisher, James O Reservoir
Fisher, James O Reservoir is an earth dam located in Columbia County, Oregon, built in 1971. It carries a Low hazard potential classification.
About Fisher, James O Reservoir
The primary purpose of Fisher, James O Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by A.f. Grabhorn (private). It impounds the Sly Creek, Trib To near No Downstream Settlement.
The dam stands 34 feet tall and stretches 310 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 36 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1971, the structure is well into its service life at over 50 years 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 11/28/2019.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oregon |
| County | Columbia |
| Nearest City | No Downstream Settlement |
| River/Stream | Sly Creek, Trib To |
| Coordinates | 45.78863, -122.87685 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 310 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 36 acre-ft |
| Max Storage | 36 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 67 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | A.F. GRABHORN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/28/2019 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OR00515 |
| Federal ID | OR00515 |
| More Info | State Dam Safety Program |