Etowah River Reach Sub Ws Str # 12

Etowah River Reach Sub Ws Str # 12 is an earth dam located in Dawson County, Georgia, built in 1964. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Etowah River Reach Sub Ws Str # 12

The primary purpose of Etowah River Reach Sub Ws Str # 12 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Upper Chattahoochee River Swcd (state). It impounds the Palmer Creek near Dawsonville.

The dam stands 63 feet tall and stretches 690 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 977 acre-feet, and collects water from a drainage area of 2,744 square miles. Completed in 1964, 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 03/28/2017. That was 9 years ago, which is on the longer end for a high-hazard structure.

At 63 feet, this dam is taller than 96% of all dams in the United States.

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
CountyDawson
Nearest CityDawsonville
River/StreamPalmer Creek
Coordinates34.39389, -84.07472

Physical Characteristics

Dam TypeEarth
NID Height63 ft
Dam Height63 ft
Dam Length690 ft
Year Completed1964 (62 years old)

Storage & Hydraulics

NID Storage977 acre-ft
Max Storage977 acre-ft
Normal Storage119 acre-ft
Surface Area11 acres
Drainage Area2,744 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerUpper Chattahoochee River SWCD
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection03/28/2017
Emergency Action PlanYes

Identifiers

NID IDGA00660
Federal IDGA00660
More InfoState Dam Safety Program

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