Oknoname 111057
Oknoname 111057 is an earth dam located in Okmulgee County, Oklahoma, built in 1950. It carries a Low hazard potential classification.
About Oknoname 111057
Oknoname 111057 is a dam in Okmulgee, Oklahoma. The dam is owned by Wr Runyan (private). It impounds the Tr-coal Creek near Grayson.
The dam stands 30 feet tall and stretches 3,360 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 450 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 08/22/2011. That was over 14 years ago.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Grayson |
| River/Stream | Tr-coal Creek |
| Coordinates | 35.44763, -95.91232 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 3,360 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 450 acre-ft |
| Max Storage | 450 acre-ft |
| Normal Storage | 190 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 80 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | WR RUNYAN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/22/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12319 |
| Federal ID | OK12319 |
| More Info | State Dam Safety Program |