Oknoname 143004 is an earth dam located in Tulsa County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 440 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 143004
The primary purpose of Oknoname 143004 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by D&r Herrington (private). It impounds the Tr-rock Creek near Sapulpa.
The dam stands 35 feet tall and stretches 440 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 210 acre-feet. Completed in 1960, 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 12/15/2010. That was over 15 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Tulsa |
| Nearest City | Sapulpa |
| River/Stream | Tr-rock Creek |
| Coordinates | 36.09052, -96.24207 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 440 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 210 acre-ft |
| Max Storage | 210 acre-ft |
| Normal Storage | 95 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | D&r Herrington |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/15/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12621 |
| Federal ID | OK12621 |
| More Info | State Dam Safety Program |