Ketchum is an earth dam located in Wasco County, Oregon, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 38 ft38 ft tall and 620 ft long, taller than 84% 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 Ketchum
The primary purpose of Ketchum is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by William Ketchum, Et Al (private).
The dam stands 38 feet tall and stretches 620 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, 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 06/12/2019.
At 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Oregon |
| County | Wasco |
| Coordinates | 45.53260, -121.43956 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 35 ft |
| Dam Length | 620 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 66 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | William Ketchum, Et Al |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/12/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00189 |
| Federal ID | OR00189 |
| More Info | State Dam Safety Program |