Oknoname 051027 is an earth dam located in Grady County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 840 ft long, taller than 50% 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 051027
Oknoname 051027 is a dam in Grady, Oklahoma. The dam is owned by Lou & George E Jr Mcneff (private). It impounds the Tr-washita River near Alex.
The dam stands 25 feet tall and stretches 840 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 120 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 08/31/2010. That was over 16 years ago.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Alex |
| River/Stream | Tr-washita River |
| Coordinates | 34.99737, -97.86447 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 840 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 640 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Lou & George E Jr Mcneff |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/31/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12903 |
| Federal ID | OK12903 |
| More Info | State Dam Safety Program |