Oknoname 051058 is an earth dam located in Grady County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 500 ft long, taller than 80% 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 Oknoname 051058
Oknoname 051058 is a dam in Grady, Oklahoma. The dam is owned by William E & Shirley J Nunley (private). It impounds the Tr-little Beaver Creek near Marlow.
The dam stands 35 feet tall and stretches 500 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 280 acre-feet. Completed in 1960, 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 08/30/2010. That was over 16 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Marlow |
| River/Stream | Tr-little Beaver Creek |
| Coordinates | 34.69804, -98.03120 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 500 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 280 acre-ft |
| Max Storage | 280 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 7 acres |
| Max Discharge | 7,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | William E & Shirley J Nunley |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/30/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12931 |
| Federal ID | OK12931 |
| More Info | State Dam Safety Program |