Johnson Pond Dam is an earth dam located in Blount County, Alabama, built in 1958. It carries a Significant hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 450 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 Johnson Pond Dam
The primary purpose of Johnson Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Billy Johnson (private). It impounds the Tr-hallmark Creek near West Locust Fork.
The dam stands 18 feet tall and stretches 450 feet across, and has a maximum storage capacity of 63 acre-feet. Completed in 1958, 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 | Blount |
| Nearest City | West Locust Fork |
| River/Stream | Tr-hallmark Creek |
| Coordinates | 33.91333, -86.63333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Length | 450 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 63 acre-ft |
| Max Storage | 63 acre-ft |
| Normal Storage | 43 acre-ft |
| Max Discharge | 15 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Billy Johnson |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01868 |
| Federal ID | AL01868 |
| More Info | ASDSO on Alabama (no state dam safety program) |