Thomas Vann is an earth dam located in Limestone County, Alabama, built in 1958. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 443 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 Thomas Vann
The primary purpose of Thomas Vann is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Thomas H. Vann Est. (private). It impounds the Tr-limestone Creek near Capshaw.
The dam stands 20 feet tall and stretches 443 feet across, has a maximum storage capacity of 106 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1958, 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 | Limestone |
| Nearest City | Capshaw |
| River/Stream | Tr-limestone Creek |
| Coordinates | 34.85333, -86.80000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 443 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 106 acre-ft |
| Max Storage | 106 acre-ft |
| Normal Storage | 84 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 651 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Thomas H. Vann Est. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL02211 |
| Federal ID | AL02211 |
| More Info | ASDSO on Alabama (no state dam safety program) |