Oknoname 059060 is an earth dam located in Harper County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 365 ft long, taller than 72% 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 059060
Oknoname 059060 is a dam in Harper, Oklahoma. The dam is owned by Dorothy Sue Hoffman Trust (private). It impounds the Tr Sleeping Bear Cr near Salt Springs.
The dam stands 31 feet tall and stretches 365 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 70 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 08/15/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Harper |
| Nearest City | Salt Springs |
| River/Stream | Tr Sleeping Bear Cr |
| Coordinates | 36.75774, -99.34350 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 365 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 4 acres |
| Max Discharge | 1,380 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Dorothy Sue Hoffman Trust |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/15/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12611 |
| Federal ID | OK12611 |
| More Info | State Dam Safety Program |