George W. Andrews Lock And Dam

George W. Andrews Lock And Dam is a gravity dam located in Early County, Alabama, built in 1963. It carries a Significant hazard potential classification.

About George W. Andrews Lock And Dam

The primary purpose of George W. Andrews Lock And Dam is navigation. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway. The dam is owned by Usace - Mobile District (federal). It impounds the Chattahoochee River near Gordon.

The dam stands 59 feet tall and stretches 775 feet across, creates a reservoir covering 1,540 acres, has a maximum storage capacity of 18,180 acre-feet, and collects water from a drainage area of 8,210 square miles. Completed in 1963, the structure is well into its service life at over 50 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. An emergency action plan is in place for this dam. The most recent inspection on record was 07/30/2025.

At 59 feet, this dam is taller than 95% of all dams in the United States.

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Significant HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateAlabama
CountyEarly
Nearest CityGordon
River/StreamChattahoochee River
Coordinates31.25944, -85.11058

Physical Characteristics

Dam TypeGravity
NID Height59 ft
Dam Length775 ft
Year Completed1963 (63 years old)

Storage & Hydraulics

NID Storage18,180 acre-ft
Max Storage18,180 acre-ft
Normal Storage18,180 acre-ft
Surface Area1,540 acres
Drainage Area8,210 sq mi
Max Discharge44,600 cfs
Spillway TypeControlled

Ownership & Safety

PurposeNavigation
OwnerUSACE - Mobile District
Owner TypeFederal
Hazard ClassificationSignificant
Condition AssessmentNot Available
Last Inspection07/30/2025
Emergency Action PlanYes

Identifiers

NID IDAL01433
Federal IDAL01433
More InfoState Dam Safety Program

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