Coffey Dam

Coffey Dam is an earth dam located in Caldwell County, North Carolina. It carries a High hazard potential classification and has a poor condition assessment.

About Coffey Dam

The primary purpose of Coffey Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by William J Hirst (private). It impounds the House Branch.

The dam stands 22 feet tall and stretches 150 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 20 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 11/19/2019.

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 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 HazardPoor ConditionEmergency Action Plan: Yes

Location

StateNorth Carolina
CountyCaldwell
River/StreamHouse Branch
Coordinates35.98740, -81.67260

Physical Characteristics

Dam TypeEarth
NID Height22 ft
Dam Length150 ft

Storage & Hydraulics

NID Storage20 acre-ft
Max Storage20 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge325 cfs

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerWilliam J Hirst
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection11/19/2019
Emergency Action PlanYes

Identifiers

NID IDNC05750
Federal IDNC05750
More InfoState Dam Safety Program

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