Humphrey L.l. is an earth dam located in Stephens County, Oklahoma, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 460 ft long, taller than 50% 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 Humphrey L.l.
Humphrey L.l. is a dam in Stephens, Oklahoma. The dam is owned by Robert O Bailey (private). It impounds the Tr Fitzpatrick Creek near Thomas School.
The dam stands 25 feet tall and stretches 460 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 66 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 09/01/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Stephens |
| Nearest City | Thomas School |
| River/Stream | Tr Fitzpatrick Creek |
| Coordinates | 34.52523, -97.86291 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 460 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Max Storage | 66 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 1,611 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Robert O Bailey |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/01/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21413 |
| Federal ID | OK21413 |
| More Info | State Dam Safety Program |