Silver Lake Dam

Silver Lake Dam is a gravity dam located in DeKalb County, Georgia, built in 1958. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Silver Lake Dam

The primary purpose of Silver Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Silver Lake Civic Association (private). It impounds the Chatahoochee near Chamblee.

The dam stands 28 feet tall and stretches 235 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 207 acre-feet, and collects water from a drainage area of 689 square miles. Completed in 1958, the structure is well into its service life at over 50 years 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 01/07/2021.

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
CountyDeKalb
Nearest CityChamblee
River/StreamChatahoochee
Coordinates33.88936, -84.33782

Physical Characteristics

Dam TypeGravity
NID Height28 ft
Dam Height28 ft
Dam Length235 ft
Year Completed1958 (68 years old)

Storage & Hydraulics

NID Storage207 acre-ft
Max Storage207 acre-ft
Surface Area25 acres
Drainage Area689 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerSilver Lake Civic Association
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection01/07/2021
Emergency Action PlanYes

Identifiers

NID IDGA01322
Federal IDGA01322
More InfoState Dam Safety Program

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