Duffle David P is an earth dam located in Lincoln County, Oklahoma, built in 1910. It carries a Low hazard potential classification.
Dam profile
NID height · 50 ft50 ft tall and 1,275 ft long, taller than 92% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Duffle David P
The primary purpose of Duffle David P 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 Phillip Rhynea Brothers (private). It impounds the Bear Cr near Wellston.
The dam stands 50 feet tall and stretches 1,275 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 120 acre-feet. Completed in 1910, the structure is over a century 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 05/19/2011. That was over 15 years ago.
At 50 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Oklahoma |
| County | Lincoln |
| Nearest City | Wellston |
| River/Stream | Bear Cr |
| Coordinates | 35.83740, -97.09169 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 1,275 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 5 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Phillip Rhynea Brothers |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/19/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12555 |
| Federal ID | OK12555 |
| More Info | State Dam Safety Program |