Unimin Fresh Water Dam

Unimin Fresh Water Dam is an earth dam located in Frederick County, Virginia. It carries a High hazard potential classification.

About Unimin Fresh Water Dam

Unimin Fresh Water Dam is a dam in Frederick, Virginia. The dam is owned by Unimin Corporation (private). It impounds the Back Creek.

The dam stands 46 feet tall and stretches 600 feet across, has a maximum storage capacity of 110 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. Notably, no emergency action plan is currently on file for this high-hazard dam.

At 46 feet, this dam is taller than 91% of dams nationwide.

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 HazardNot Rated ConditionEmergency Action Plan: No

Location

StateVirginia
CountyFrederick
River/StreamBack Creek
Coordinates39.24770, -78.33870

Physical Characteristics

Dam TypeEarth
NID Height46 ft
Dam Height46 ft
Dam Length600 ft

Storage & Hydraulics

NID Storage110 acre-ft
Max Storage110 acre-ft
Drainage Area0 sq mi

Ownership & Safety

PurposeOther
OwnerUnimin Corporation
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentNot Rated
Emergency Action PlanNo

Identifiers

NID IDVA069017
Federal IDVA069017
More InfoState Dam Safety Program

Nearby Dams