Oxbow Ranch Dam (grant)
Oxbow Ranch Dam (grant) is an earth dam located in Grant County, Oregon, built in 1980. It carries a Low hazard potential classification.
About Oxbow Ranch Dam (grant)
The primary purpose of Oxbow Ranch Dam (grant) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jake Williams (private). It impounds the Squaw Creek near Prarie City.
The dam stands 42 feet tall and stretches 445 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1980, the structure is 46 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 11/19/2009. That was over 16 years ago.
At 42 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Oregon |
| County | Grant |
| Nearest City | Prarie City |
| River/Stream | Squaw Creek |
| Coordinates | 44.36187, -118.67965 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 42 ft |
| Dam Height | 40 ft |
| Dam Length | 445 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 226 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JAKE WILLIAMS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/19/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00639 |
| Federal ID | OR00639 |
| More Info | State Dam Safety Program |