Richmond Square Dam

Richmond Square Dam is an earth dam located in Loudoun County, Virginia. It carries a High hazard potential classification and has a fair condition assessment.

About Richmond Square Dam

The primary purpose of Richmond Square Dam 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 Exeter Homeowners Association (private). It impounds the Cattail Branch.

The dam stands 12 feet tall and stretches 1,350 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 112 acre-feet, and collects water from a drainage area of 0 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 05/14/2019.

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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateVirginia
CountyLoudoun
River/StreamCattail Branch
Coordinates39.12140, -77.54160

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Height12 ft
Dam Length1,350 ft

Storage & Hydraulics

NID Storage112 acre-ft
Max Storage112 acre-ft
Normal Storage8 acre-ft
Surface Area6 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerExeter Homeowners Association
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection05/14/2019
Emergency Action PlanYes

Identifiers

NID IDVA107063
Federal IDVA107063
More InfoState Dam Safety Program

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