C D Long Lake Dam is an earth dam located in Montgomery County, Alabama, built in 1950. It carries a Significant hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 390 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 C D Long Lake Dam
C D Long Lake Dam is a dam in Montgomery, Alabama. The dam is owned by C D Long (private). It impounds the Tr-pintlalla Creek near Comm 1 Mi East of Manack.
The dam stands 21 feet tall and stretches 390 feet across, and has a maximum storage capacity of 67 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 | Montgomery |
| Nearest City | Comm 1 Mi East of Manack |
| River/Stream | Tr-pintlalla Creek |
| Coordinates | 32.28833, -86.48667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Length | 390 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 67 acre-ft |
| Max Storage | 67 acre-ft |
| Normal Storage | 58 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | C D Long |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01735 |
| Federal ID | AL01735 |
| More Info | ASDSO on Alabama (no state dam safety program) |