Chapman Lake Dam is an earth dam located in Clarke County, Alabama, built in 1960. It carries a Significant hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 320 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 Chapman Lake Dam
The primary purpose of Chapman Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by S P Chapman (private). It impounds the Tr-bob Branch near Hebron Church Community.
The dam stands 25 feet tall and stretches 320 feet across, and has a maximum storage capacity of 55 acre-feet. Completed in 1960, 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 | Clarke |
| Nearest City | Hebron Church Community |
| River/Stream | Tr-bob Branch |
| Coordinates | 31.71500, -87.83000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 320 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 53 acre-ft |
| Max Discharge | 240 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | S P Chapman |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01391 |
| Federal ID | AL01391 |
| More Info | ASDSO on Alabama (no state dam safety program) |