Gresham's Lake Reservoir Report

Last Updated: December 6, 2025

Gresham's Lake, located in Fayette, Tennessee, is a privately owned dam regulated by the Tennessee Safe Dams Program.


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Summary

This Earth dam, completed in 1965, stands at a hydraulic height of 11 feet and a structural height of 13.8 feet, with a length of 545 feet. The reservoir has a storage capacity of 59 acre-feet, with a normal storage level of 36 acre-feet and a surface area of 7.7 acres.

The spillway of Gresham's Lake is uncontrolled, and the dam has been assessed as having a significant hazard potential with a satisfactory condition. The last inspection in September 2019 deemed the dam to be in good standing, with an inspection frequency of every two years. The risk assessment for Gresham's Lake is moderate, with a DSAC assigned date yet to be determined. Water resource and climate enthusiasts will appreciate the intricate details of this dam, its design, and the important role it plays in managing water resources in the area.

Overall, Gresham's Lake serves as an essential infrastructure for water management in Fayette, Tennessee, providing storage and flood control along the Tribblack Ankle Creek. With its regulated status and satisfactory condition, it stands as a testament to effective dam safety programs in the state. Climate and water resource enthusiasts will find Gresham's Lake to be a fascinating subject of study, showcasing the intersection of engineering, regulation, and environmental stewardship in managing water resources for the community.

Year Completed

1965

Dam Length

545

River Or Stream

TRIBBLACK ANKLE CREEK

Primary Dam Type

Earth

Surface Area

7.7

Hydraulic Height

11

Drainage Area

0.06

Nid Storage

59

Structural Height

13.8

Outlet Gates

None

Hazard Potential

Significant

Nid Height

14
       
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.