Oscar Cobb is an earth dam located in Perry County, Alabama, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 500 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 Oscar Cobb
The primary purpose of Oscar Cobb is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Oscar Cobb (private). It impounds the Tr-cottonwood Creek near Union Town.
The dam stands 14 feet tall and stretches 500 feet across, and has a maximum storage capacity of 146 acre-feet. Completed in 1968, 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 11/27/1978. That was over 47 years ago.
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Location
| State | Alabama |
| County | Perry |
| Nearest City | Union Town |
| River/Stream | Tr-cottonwood Creek |
| Coordinates | 32.48833, -87.52000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 500 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 146 acre-ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 110 acre-ft |
| Max Discharge | 330 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Oscar Cobb |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/27/1978 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL00319 |
| Federal ID | AL00319 |
| More Info | ASDSO on Alabama (no state dam safety program) |