Jinco Lake Dam Reservoir Report

Last Updated: December 5, 2025

Jinco Lake Dam, also known as Ingram Lake Dam, is a private dam located in Stockbridge, Georgia.


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Summary

Built in 1961, this earth dam stands at a height of 20 feet and stretches 395 feet in length, with a storage capacity of 265 acre-feet. The primary purpose of the dam is for recreational activities, offering a surface area of 21 acres for visitors to enjoy.

Managed by the Natural Resources Conservation Service, Jinco Lake Dam has a low hazard potential and is currently rated as "Not Rated" in terms of its condition assessment. Although not state-regulated, the dam undergoes regular inspections every five years to ensure its structural integrity. Despite its moderate risk assessment, the dam has not required any major modifications or emergency action plans to date.

Located in Henry County, Georgia, Jinco Lake Dam provides a scenic and tranquil environment for water resource and climate enthusiasts to appreciate. With its uncontrolled spillway and outlet gates, this dam serves as a vital recreational asset for the local community, offering a space for outdoor activities and water-based adventures.

Year Completed

1961

Dam Length

395

Dam Height

20

River Or Stream

UNKNOWN

Primary Dam Type

Earth

Surface Area

21

Drainage Area

395

Nid Storage

265

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

20
       
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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.