Atlanta Gas Light Lake Dam

Atlanta Gas Light Lake Dam is an earth dam located in Cherokee County, Georgia, built in 1925. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Atlanta Gas Light Lake Dam

The primary purpose of Atlanta Gas Light Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Atlanta Gas Light Company (private). It impounds the Unknown near Keithsburg Environs.

The dam stands 49 feet tall and stretches 425 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 402 acre-feet, and collects water from a drainage area of 775 square miles. Completed in 1925, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 03/10/2020.

At 49 feet, this dam is taller than 92% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Georgia dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateGeorgia
CountyCherokee
Nearest CityKeithsburg Environs
River/StreamUnknown
Coordinates34.28295, -84.36164

Physical Characteristics

Dam TypeEarth
NID Height49 ft
Dam Height49 ft
Dam Length425 ft
Year Completed1925 (101 years old)

Storage & Hydraulics

NID Storage402 acre-ft
Max Storage402 acre-ft
Surface Area23 acres
Drainage Area775 sq mi
Max Discharge402 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerAtlanta Gas Light Company
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection03/10/2020
Emergency Action PlanYes

Identifiers

NID IDGA00053
Federal IDGA00053
More InfoState Dam Safety Program

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