Mary Ann Drake is an earth dam located in Madison County, Alabama, built in 1956. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 1,700 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 Mary Ann Drake
The primary purpose of Mary Ann Drake 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 Billy Drake (private). It impounds the Betts Spring Branch near Triana.
The dam stands 8 feet tall and stretches 1,700 feet across, has a maximum storage capacity of 736 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1956, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Alabama |
| County | Madison |
| Nearest City | Triana |
| River/Stream | Betts Spring Branch |
| Coordinates | 34.66667, -86.72500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 1,700 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 736 acre-ft |
| Max Storage | 736 acre-ft |
| Normal Storage | 366 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 683 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Billy Drake |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL01021 |
| Federal ID | AL01021 |
| More Info | ASDSO on Alabama (no state dam safety program) |