Summit Dam 1

Summit Dam 1 is a dam located in Richland County, South Carolina, built in 1994. It carries a High hazard potential classification and has a fair condition assessment.

About Summit Dam 1

The primary purpose of Summit Dam 1 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 Summit Community Association (private). It impounds the Tr-rice Creek.

The dam stands 22 feet tall, creates a reservoir covering 6 acres, and has a maximum storage capacity of 120 acre-feet. Completed in 1994, the structure is 32 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 05/26/2023.

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/StreamTr-rice Creek
Coordinates34.16360, -80.89040

Physical Characteristics

NID Height22 ft
Dam Height22 ft
Year Completed1994 (32 years old)

Storage & Hydraulics

NID Storage120 acre-ft
Max Storage120 acre-ft
Normal Storage38 acre-ft
Surface Area6 acres

Ownership & Safety

PurposeFlood Risk Reduction
OwnerSUMMIT COMMUNITY ASSOCIATION
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection05/26/2023
Emergency Action PlanYes

Identifiers

NID IDSCD04438
Federal IDSCD04438
More InfoState Dam Safety Program

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