Oknoname 30168 is an earth dam located in Seminole County, Oklahoma, built in 1994. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 400 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 30168
The primary purpose of Oknoname 30168 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 Jack & Phyllis F Landrum (private). It impounds the North Canadian River.
The dam stands 18 feet tall and stretches 400 feet across, has a maximum storage capacity of 95 acre-feet, and collects water from a drainage area of 475 square miles. Completed in 1994, the structure is 32 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 12/14/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Seminole |
| River/Stream | North Canadian River |
| Coordinates | 35.38055, -96.55916 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 400 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 95 acre-ft |
| Max Storage | 95 acre-ft |
| Normal Storage | 50 acre-ft |
| Drainage Area | 475 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Jack & Phyllis F Landrum |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/14/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30168 |
| Federal ID | OK30168 |
| More Info | State Dam Safety Program |