Oknoname 113020 is an earth dam located in Osage County, Oklahoma, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 225 ft long, taller than 80% 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 113020
Oknoname 113020 is a dam in Osage, Oklahoma. The dam is owned by T. Holcombe (private). It impounds the Tr-mission Cr near Bartlesville.
The dam stands 35 feet tall and stretches 225 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 160 acre-feet. Completed in 1966, 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 08/11/2006. That was over 20 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Osage |
| Nearest City | Bartlesville |
| River/Stream | Tr-mission Cr |
| Coordinates | 36.86584, -96.09272 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 225 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 2 acres |
| Max Discharge | 1,500 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | T. Holcombe |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/11/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK13042 |
| Federal ID | OK13042 |
| More Info | State Dam Safety Program |