Marbury Creek Ws Str # 22

Marbury Creek Ws Str # 22 is an earth dam located in Barrow County, Georgia, built in 1965. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Marbury Creek Ws Str # 22

The primary purpose of Marbury Creek Ws Str # 22 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 Barrow County Board Of Commissioners;oconee River Swcd (state). It impounds the Unknown near Winder.

The dam stands 26 feet tall and stretches 600 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 735 acre-feet, and collects water from a drainage area of 1,438 square miles. Completed in 1965, 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 01/19/2017. That was 9 years ago, which is on the longer end for a high-hazard structure.

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
CountyBarrow
Nearest CityWinder
River/StreamUnknown
Coordinates33.94475, -83.72279

Physical Characteristics

Dam TypeEarth
NID Height26 ft
Dam Height26 ft
Dam Length600 ft
Year Completed1965 (61 years old)

Storage & Hydraulics

NID Storage735 acre-ft
Max Storage735 acre-ft
Normal Storage59 acre-ft
Surface Area18 acres
Drainage Area1,438 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerBarrow County Board of Commissioners;Oconee River SWCD
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection01/19/2017
Emergency Action PlanYes

Identifiers

NID IDGA00603
Federal IDGA00603
More InfoState Dam Safety Program

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