Lake Duke Dam Lower is an earth dam located in Tuscaloosa County, Alabama, built in 1977. It carries a Significant hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 611 ft long, taller than 55% 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 Lake Duke Dam Lower
The primary purpose of Lake Duke Dam Lower is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jack Duke (private). It impounds the Wright Branch near Ebenezer Church Community.
The dam stands 26 feet tall and stretches 611 feet across, and has a maximum storage capacity of 141 acre-feet. Completed in 1977, the structure is 49 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 | Tuscaloosa |
| Nearest City | Ebenezer Church Community |
| River/Stream | Wright Branch |
| Coordinates | 33.08500, -87.54000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Length | 611 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 141 acre-ft |
| Max Storage | 141 acre-ft |
| Normal Storage | 95 acre-ft |
| Max Discharge | 50 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Jack Duke |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01446 |
| Federal ID | AL01446 |
| More Info | ASDSO on Alabama (no state dam safety program) |