Sweetwater Lake Dam

Sweetwater Lake Dam is a dam located in Calhoun County, South Carolina, built in 1969. It carries a High hazard potential classification and has a poor condition assessment.

About Sweetwater Lake Dam

The primary purpose of Sweetwater Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Beverly S Zeigler (private). It impounds the Tr-caw Caw Swamp.

The dam stands 27 feet tall, creates a reservoir covering 27 acres, and has a maximum storage capacity of 335 acre-feet. Completed in 1969, 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 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 04/30/2024.

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 HazardPoor ConditionEmergency Action Plan: Yes

Location

StateSouth Carolina
CountyCalhoun
River/StreamTr-caw Caw Swamp
Coordinates33.62670, -80.89490

Physical Characteristics

NID Height27 ft
Dam Height27 ft
Year Completed1969 (57 years old)

Storage & Hydraulics

NID Storage335 acre-ft
Max Storage335 acre-ft
Normal Storage227 acre-ft
Surface Area27 acres

Ownership & Safety

PurposeRecreation
OwnerBEVERLY S ZEIGLER
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection04/30/2024
Emergency Action PlanYes

Identifiers

NID IDSCD02634
Federal IDSCD02634
More InfoState Dam Safety Program

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