Lake Plaza Dam

Lake Plaza Dam is an earth dam located in Wake County, North Carolina. It carries a High hazard potential classification and has a fair condition assessment.

About Lake Plaza Dam

The primary purpose of Lake Plaza Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Rl 14 Nc, Lp (private). It impounds the Big Branch.

The dam stands 17 feet tall and stretches 300 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 18 acre-feet.

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 12/17/2024.

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 North Carolina 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

StateNorth Carolina
CountyWake
River/StreamBig Branch
Coordinates35.86380, -78.62330

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Length300 ft

Storage & Hydraulics

NID Storage18 acre-ft
Max Storage18 acre-ft
Normal Storage10 acre-ft
Surface Area2 acres

Ownership & Safety

PurposeRecreation
OwnerRL 14 NC, LP
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection12/17/2024
Emergency Action PlanYes

Identifiers

NID IDNC05133
Federal IDNC05133
More InfoState Dam Safety Program

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