City Of Jonesville Dam

City Of Jonesville Dam is a dam located in Union County, South Carolina, built in 1969. It carries a Significant hazard potential classification and has a fair condition assessment.

About City Of Jonesville Dam

The primary purpose of City Of Jonesville Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sc Department Of Natural Resources;town Of Jonesville (state). It impounds the Eison Branch.

The dam stands 32 feet tall, creates a reservoir covering 26 acres, and has a maximum storage capacity of 345 acre-feet. Completed in 1969, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. 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 08/09/2022.

At 32 feet, this dam is taller than 76% of dams nationwide.

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Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateSouth Carolina
CountyUnion
River/StreamEison Branch
Coordinates34.85770, -81.68000

Physical Characteristics

NID Height32 ft
Dam Height32 ft
Year Completed1969 (57 years old)

Storage & Hydraulics

NID Storage345 acre-ft
Max Storage345 acre-ft
Normal Storage240 acre-ft
Surface Area26 acres

Ownership & Safety

PurposeRecreation
OwnerSC DEPARTMENT OF NATURAL RESOURCES;TOWN OF JONESVILLE
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection08/09/2022
Emergency Action PlanYes

Identifiers

NID IDSCD02161
Federal IDSCD02161
More InfoState Dam Safety Program

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