Mobley Dam is an earth dam located in Franklin County, Alabama, built in 1968. It carries a Significant hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 800 ft long, taller than 74% 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 Mobley Dam
The primary purpose of Mobley Dam 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 M S Mobley (private). It impounds the Bull Mtn Creek near Liberty Hill Church.
The dam stands 32 feet tall and stretches 800 feet across, has a maximum storage capacity of 1,199 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1968, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Alabama |
| County | Franklin |
| Nearest City | Liberty Hill Church |
| River/Stream | Bull Mtn Creek |
| Coordinates | 34.32000, -88.01667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 800 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 1,199 acre-ft |
| Max Storage | 1,199 acre-ft |
| Normal Storage | 1,048 acre-ft |
| Drainage Area | 3 sq mi |
| Max Discharge | 800 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | M S Mobley |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL00099 |
| Federal ID | AL00099 |
| More Info | ASDSO on Alabama (no state dam safety program) |