Inman Alex Or Jewel is an earth dam located in Roger Mills County, Oklahoma, built in 1980. It carries a Low hazard potential classification.
Dam profile
NID height · 45 ft45 ft tall, taller than 90% 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 Inman Alex Or Jewel
Inman Alex Or Jewel is a dam in Roger Mills, Oklahoma. The dam is owned by Thurman Ranch Inc (private). It impounds the Tr-sergeant Cr.
The dam stands 45 feet tall, creates a reservoir covering 5 acres, has a maximum storage capacity of 118 acre-feet, and collects water from a drainage area of 560 square miles. Completed in 1980, the structure is 46 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 11/29/2010. That was over 15 years ago.
At 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Oklahoma |
| County | Roger Mills |
| River/Stream | Tr-sergeant Cr |
| Coordinates | 35.57452, -99.72139 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 118 acre-ft |
| Max Storage | 118 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 560 sq mi |
| Max Discharge | 25 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Thurman Ranch Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/29/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21621 |
| Federal ID | OK21621 |
| More Info | State Dam Safety Program |