Oliver Ranch Dam
Oliver Ranch Dam is a dam located in Grady County, Oklahoma. It carries a Low hazard potential classification.
About Oliver Ranch Dam
The primary purpose of Oliver Ranch Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by R. T. Oliver Investments Inc. (private). It impounds the Unnamed Trib. To North Fork Walnut Creek near Blanchard Oklahoma.
The dam stands 77 feet tall and stretches 1,015 feet across, creates a reservoir covering 55 acres, has a maximum storage capacity of 1,500 acre-feet, and collects water from a drainage area of 1 square miles.
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.
At 77 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Blanchard Oklahoma |
| River/Stream | Unnamed Trib. To North Fork Walnut Creek |
| Coordinates | 35.14926, -97.71027 |
Physical Characteristics
| NID Height | 77 ft |
| Dam Height | 50 ft |
| Dam Length | 1,015 ft |
Storage & Hydraulics
| NID Storage | 1,500 acre-ft |
| Max Storage | 1,500 acre-ft |
| Normal Storage | 616 acre-ft |
| Surface Area | 55 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 204 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | R. T. Oliver Investments Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30494 |
| Federal ID | OK30494 |
| More Info | State Dam Safety Program |