Oknoname 111039 is an earth dam located in Okmulgee County, Oklahoma, built in 1940. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 3,700 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 111039
Oknoname 111039 is a dam in Okmulgee, Oklahoma. The dam is owned by Henryetta Cc & Golf Course (private). It impounds the Tr-coal Creek near Henryetta.
The dam stands 20 feet tall and stretches 3,700 feet across, and has a maximum storage capacity of 140 acre-feet. Completed in 1940, 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 08/18/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Henryetta |
| River/Stream | Tr-coal Creek |
| Coordinates | 35.40948, -95.99857 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 3,700 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 100 acre-ft |
| Max Discharge | 620 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Henryetta Cc & Golf Course |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/18/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12301 |
| Federal ID | OK12301 |
| More Info | State Dam Safety Program |