Gwinns Pond

Gwinns Pond is a dam located in Richland County, South Carolina, built in 1970. It carries a High hazard potential classification and has a fair condition assessment.

About Gwinns Pond

The primary purpose of Gwinns Pond is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by John C Gwinn Jr (private). It impounds the Dry Branch.

The dam stands 23 feet tall, creates a reservoir covering 24 acres, and has a maximum storage capacity of 268 acre-feet. Completed in 1970, 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 02/01/2024.

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 South 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

StateSouth Carolina
CountyRichland
River/StreamDry Branch
Coordinates33.95270, -80.79860

Physical Characteristics

NID Height23 ft
Dam Height23 ft
Year Completed1970 (56 years old)

Storage & Hydraulics

NID Storage268 acre-ft
Max Storage268 acre-ft
Normal Storage158 acre-ft
Surface Area24 acres

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerJOHN C GWINN JR
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection02/01/2024
Emergency Action PlanYes

Identifiers

NID IDSCD00588
Federal IDSCD00588
More InfoState Dam Safety Program

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