Yonkipin Lake is an earth dam located in Rogers County, Oklahoma, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 200 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 Yonkipin Lake
The primary purpose of Yonkipin Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Yonkipin Club (private). It impounds the Tr-verdigris Riv near Fair Oakes.
The dam stands 20 feet tall and stretches 200 feet across, creates a reservoir covering 33 acres, and has a maximum storage capacity of 198 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 05/20/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Rogers |
| Nearest City | Fair Oakes |
| River/Stream | Tr-verdigris Riv |
| Coordinates | 36.21964, -95.71633 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 200 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 198 acre-ft |
| Max Storage | 198 acre-ft |
| Normal Storage | 112 acre-ft |
| Surface Area | 33 acres |
| Max Discharge | 500 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Yonkipin Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/20/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK10440 |
| Federal ID | OK10440 |
| More Info | State Dam Safety Program |