Cedar Hollow Dam

Cedar Hollow Dam is an earth dam located in Guilford County, North Carolina, built in 1964. It carries a High hazard potential classification and has a fair condition assessment.

About Cedar Hollow Dam

The primary purpose of Cedar Hollow Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Cedar Hollow Estates Homeowners Assc., Inc. (private). It impounds the Mears Fork Creek near Altamahaw.

The dam stands 29 feet tall and stretches 300 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 384 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, the structure is well into its service life at over 50 years old.

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 01/31/2024.

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
CountyGuilford
Nearest CityAltamahaw
River/StreamMears Fork Creek
Coordinates36.22740, -79.81510

Physical Characteristics

Dam TypeEarth
NID Height29 ft
Dam Length300 ft
Year Completed1964 (62 years old)

Storage & Hydraulics

NID Storage384 acre-ft
Max Storage384 acre-ft
Normal Storage320 acre-ft
Surface Area14 acres
Drainage Area0 sq mi
Max Discharge495 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerCedar Hollow Estates Homeowners Assc., Inc.
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection01/31/2024
Emergency Action PlanYes

Identifiers

NID IDNC00678
Federal IDNC00678
More InfoState Dam Safety Program

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