Potomac Creek Dam #1

Potomac Creek Dam #1 is an earth dam located in Stafford County, Virginia. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Potomac Creek Dam #1

The primary purpose of Potomac Creek Dam #1 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 Stafford Co. Board Of Supervisors (local government). It impounds the Potomac Creek.

The dam stands 94 feet tall and stretches 935 feet across, creates a reservoir covering 185 acres, has a maximum storage capacity of 11,400 acre-feet, and collects water from a drainage area of 30 square miles.

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 10/18/2019.

At 94 feet, this dam is taller than 98% 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 Virginia 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

StateVirginia
CountyStafford
River/StreamPotomac Creek
Coordinates38.38990, -77.47940

Physical Characteristics

Dam TypeEarth
NID Height94 ft
Dam Height94 ft
Dam Length935 ft

Storage & Hydraulics

NID Storage11,400 acre-ft
Max Storage11,400 acre-ft
Normal Storage4,000 acre-ft
Surface Area185 acres
Drainage Area30 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerStafford Co. Board of Supervisors
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/18/2019
Emergency Action PlanYes

Identifiers

NID IDVA179002
Federal IDVA179002
More InfoState Dam Safety Program

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