George Mcneff Jr is an earth dam located in Grady County, Oklahoma. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall, taller than 76% 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 George Mcneff Jr
The primary purpose of George Mcneff Jr is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Lou & George E Mcneff Jr (private). It impounds the Line Creek of the Washita Rive.
The dam stands 33 feet tall, has a maximum storage capacity of 52 acre-feet, and collects water from a drainage area of 20 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. The most recent inspection on record was 02/05/2001. That was over 25 years ago.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Oklahoma |
| County | Grady |
| River/Stream | Line Creek of the Washita Rive |
| Coordinates | 35.00940, -97.87333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Drainage Area | 20 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lou & George E Mcneff Jr |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/05/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK22229 |
| Federal ID | OK22229 |
| More Info | State Dam Safety Program |