Oknoname 149032 is an earth dam located in Washita County, Oklahoma, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 330 ft long. 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 149032
The primary purpose of Oknoname 149032 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 Holly Bernadette Clanahan (private). It impounds the Tr-little Elk Cr near Dill City.
The dam stands 20 feet tall and stretches 330 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 99 acre-feet. Completed in 1970, 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 12/01/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Washita |
| Nearest City | Dill City |
| River/Stream | Tr-little Elk Cr |
| Coordinates | 35.29265, -99.16739 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 330 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 99 acre-ft |
| Max Storage | 99 acre-ft |
| Normal Storage | 74 acre-ft |
| Surface Area | 9 acres |
| Max Discharge | 1,040 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Holly Bernadette Clanahan |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/01/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21322 |
| Federal ID | OK21322 |
| More Info | State Dam Safety Program |