Oknoname 111048 is an earth dam located in Okmulgee County, Oklahoma, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 3,430 ft long, taller than 62% of U.S. dams with a recorded height. 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 111048
Oknoname 111048 is a dam in Okmulgee, Oklahoma. The dam is owned by Joseph C & Scott Allen Watson (private). It impounds the Tr-coal Creek near Henryetta.
The dam stands 28 feet tall and stretches 3,430 feet across, and has a maximum storage capacity of 50 acre-feet. Completed in 1970, the structure is well into its service life at over 50 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 08/22/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Henryetta |
| River/Stream | Tr-coal Creek |
| Coordinates | 35.39403, -95.98302 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 3,430 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
| Max Discharge | 1,300 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Joseph C & Scott Allen Watson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/22/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12310 |
| Federal ID | OK12310 |
| More Info | State Dam Safety Program |