Johns Creek Dam #4

Johns Creek Dam #4 is an earth dam located in Craig County, Virginia. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Johns Creek Dam #4

The primary purpose of Johns Creek Dam #4 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 Mountain Castles Soil And Water Conservation District (local government). It impounds the Dicks Creek.

The dam stands 55 feet tall and stretches 830 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 1,022 acre-feet, and collects water from a drainage area of 5 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 09/13/2022.

At 55 feet, this dam is taller than 94% 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 HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateVirginia
CountyCraig
River/StreamDicks Creek
Coordinates37.43700, -80.37720

Physical Characteristics

Dam TypeEarth
NID Height55 ft
Dam Height55 ft
Dam Length830 ft

Storage & Hydraulics

NID Storage1,022 acre-ft
Max Storage1,022 acre-ft
Normal Storage65 acre-ft
Surface Area11 acres
Drainage Area5 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerMountain Castles Soil and Water Conservation District
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection09/13/2022
Emergency Action PlanYes

Identifiers

NID IDVA045004
Federal IDVA045004
More InfoState Dam Safety Program

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