Jack Allen is an earth dam located in Roger Mills County, Oklahoma, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 438 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 Jack Allen
Jack Allen is a dam in Roger Mills, Oklahoma. The dam is owned by Jack Allen (private).
The dam stands 25 feet tall and stretches 438 feet across, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, 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.
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Location
| State | Oklahoma |
| County | Roger Mills |
| Coordinates | 35.85347, -99.71831 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 438 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 1 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 353 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Jack Allen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK83889 |
| Federal ID | OK83889 |
| More Info | State Dam Safety Program |