Oknoname 30048 is an earth dam located in Custer County, Oklahoma, built in 2001. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 420 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 30048
Oknoname 30048 is a dam in Custer, Oklahoma. The dam is owned by Powers Land and Minerals C/o Ms. Lois Powers (local government). It impounds the Washita River near Hammon.
The dam stands 25 feet tall and stretches 420 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 69 acre-feet, and collects water from a drainage area of 525 square miles. Completed in 2001, 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 | 35.68749, -99.28885 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 22 ft |
| Dam Length | 420 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 525 sq mi |
| Max Discharge | 31 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Powers Land and Minerals C/o Ms. Lois Powers |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/26/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30048 |
| Federal ID | OK30048 |
| More Info | State Dam Safety Program |