Browns Ferry - Gate Structure #2 Impoundment is an earth dam located in Limestone County, Alabama, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 1,516 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 Browns Ferry - Gate Structure #2 Impoundment
The primary purpose of Browns Ferry - Gate Structure #2 Impoundment is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by TVA (federal). It impounds the Tennessee River - Offstream near Athens.
The dam stands 25 feet tall and stretches 1,516 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 187 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, 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. The most recent inspection on record was 01/28/2025.
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Location
| State | Alabama |
| County | Limestone |
| Nearest City | Athens |
| River/Stream | Tennessee River - Offstream |
| Coordinates | 34.70300, -87.12100 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,516 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 187 acre-ft |
| Max Storage | 187 acre-ft |
| Normal Storage | 84 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | TVA |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/28/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL02603 |
| Federal ID | AL02603 |
| More Info | ASDSO on Alabama (no state dam safety program) |