Murphy James L Jr is an earth dam located in Lincoln County, Oklahoma, built in 1910. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 1,300 ft long. 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 Murphy James L Jr
Murphy James L Jr is a dam in Lincoln, Oklahoma. The dam is owned by James L Murphy Jr (private). It impounds the Tr-bear Creek near Wellston.
The dam stands 20 feet tall and stretches 1,300 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 200 acre-feet. Completed in 1910, the structure is over a century 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 05/18/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Lincoln |
| Nearest City | Wellston |
| River/Stream | Tr-bear Creek |
| Coordinates | 35.76496, -97.09912 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 11 acres |
| Max Discharge | 750 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | James L Murphy Jr |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/18/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12547 |
| Federal ID | OK12547 |
| More Info | State Dam Safety Program |