Stillinger Lake Dam Reservoir Report

Last Updated: December 6, 2025

Stillinger Lake Dam, located in Orangeburg, South Carolina, was completed in 1987 and serves as a private recreational area for water and climate enthusiasts.


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Summary

The dam, standing at 28 feet tall and stretching 250 feet in length, holds a maximum storage capacity of 300 acre-feet and a normal storage of 225 acre-feet. The dam overlooks the TR-North Fork Edisto River, offering a serene environment for outdoor activities such as fishing, boating, and wildlife observation.

Despite its high hazard potential, Stillinger Lake Dam is deemed to be in fair condition as of the last assessment in October 2019. The dam is inspected biennially by the South Carolina Department of Health and Environmental Control (DHEC) to ensure its structural integrity and safety for the surrounding community. With a designated emergency action plan and emergency contacts in place, the dam is prepared to handle any unforeseen events and maintain the safety of its visitors. As a vital water resource and recreational spot in the region, Stillinger Lake Dam remains a significant landmark for both locals and tourists to enjoy the natural beauty of South Carolina's landscape.

Year Completed

1987

Dam Length

250

Dam Height

28

River Or Stream

TR-NORTH FORK EDISTO RIVER

Primary Dam Type

Earth

Surface Area

25

Nid Storage

300

Hazard Potential

High

Foundations

Soil

Nid Height

28
       
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.