Fairfield Dam A Reservoir Report

Last Updated: January 8, 2026

Fairfield Dam A, located in Fairfield, South Carolina, is a key water resource structure designed by Gibbs & Hill for hydroelectric purposes.


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Summary

Completed in 1977, the dam stands at 78 feet with a hydraulic height of 169 feet, serving a critical function in harnessing the power of Frees Creek and Broad River. With a storage capacity of 400,000 acre-feet and a surface area of 6,650 acres, the dam plays a significant role in water management and energy production in the region.

Managed by the Federal Energy Regulatory Commission, Fairfield Dam A has a high hazard potential and is subject to regular inspections to ensure its structural integrity and safety. While the dam lacks a spillway, it remains a vital component in the local watershed, impacting drainage areas and water flow. Despite its age, the dam continues to play a crucial role in water resource management and climate resilience efforts in South Carolina, highlighting the importance of sustainable infrastructure in adapting to changing environmental conditions.

With a rich history and significant impact on the surrounding ecosystem, Fairfield Dam A stands as a testament to the intersection of water resource management, hydroelectric power generation, and climate adaptation. As climate enthusiasts and water resource professionals continue to monitor and assess the dam's condition, its role in ensuring water security and energy sustainability remains paramount in the face of evolving environmental challenges.

Year Completed

1977

Dam Length

3200

Dam Height

78

River Or Stream

Frees Creek, Broad River

Primary Dam Type

Earth

Surface Area

6650

Hydraulic Height

169

Drainage Area

15

Nid Storage

400000

Structural Height

84

Hazard Potential

High

Foundations

Soil

Nid Height

169
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.