Oknoname 30049 is an earth dam located in Custer County, Oklahoma, built in 2002. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 225 ft long, taller than 72% 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 30049
The primary purpose of Oknoname 30049 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Harold Gwartney (local government). It impounds the Washita River near Hammon.
The dam stands 31 feet tall and stretches 225 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 99 acre-feet, and collects water from a drainage area of 720 square miles. Completed in 2002, the structure is relatively new.
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 07/26/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Custer |
| Nearest City | Hammon |
| River/Stream | Washita River |
| Coordinates | 35.68583, -99.28883 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 24 ft |
| Dam Length | 225 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 99 acre-ft |
| Max Storage | 99 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 720 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Harold Gwartney |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/26/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30049 |
| Federal ID | OK30049 |
| More Info | State Dam Safety Program |