The Lakes At Red Rock Dam

The Lakes At Red Rock Dam is an earth dam located in Loudoun County, Virginia. It carries a High hazard potential classification and has a satisfactory condition assessment.

About The Lakes At Red Rock Dam

The primary purpose of The Lakes At Red Rock Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by The Lakes At Red Rocks Homeowners Association (private). It impounds the Cattail Branch.

The dam stands 18 feet tall and stretches 150 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 126 acre-feet, and collects water from a drainage area of 2 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 12/07/2017. That was 8 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 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
CountyLoudoun
River/StreamCattail Branch
Coordinates39.10770, -77.50860

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Height18 ft
Dam Length150 ft

Storage & Hydraulics

NID Storage126 acre-ft
Max Storage126 acre-ft
Normal Storage45 acre-ft
Surface Area7 acres
Drainage Area2 sq mi

Ownership & Safety

PurposeRecreation
OwnerThe Lakes at Red Rocks Homeowners Association
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection12/07/2017
Emergency Action PlanYes

Identifiers

NID IDVA107049
Federal IDVA107049
More InfoState Dam Safety Program

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