Airport Lake Reservoir Report

Last Updated: December 13, 2025

Airport Lake in McMinnville, Tennessee, is a private water resource built in 1967 with a primary purpose not specified.


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Summary

This earth dam structure, standing at 20 feet tall with a hydraulic height of 15.5 feet, serves as a crucial component of the Tribparis Branch watershed. With a storage capacity of 114 acre-feet and a surface area of 10 acres, the lake plays a vital role in managing water resources in the region.

Despite being classified as low hazard potential, the dam at Airport Lake has not been rated for its condition. The last inspection in 2016 indicated a moderate risk level, prompting the need for regular maintenance and risk management measures. Emergency action plans and inundation maps have not been prepared or updated, highlighting potential gaps in emergency response preparedness. Nevertheless, the structure continues to play a key role in water regulation and management in the Warren County area.

As water resource and climate enthusiasts continue to monitor and assess the impact of Airport Lake, it is essential to prioritize regular inspections, risk assessments, and emergency preparedness measures. With its strategic location and significant storage capacity, this private water resource remains a critical asset for the community. Ongoing efforts to ensure the safety and sustainability of Airport Lake will be crucial in safeguarding water resources and mitigating potential risks in the future.

Year Completed

1967

Dam Length

509

River Or Stream

TRIBPARIS BRANCH

Primary Dam Type

Earth

Surface Area

10

Hydraulic Height

15.5

Drainage Area

0.26

Nid Storage

114

Structural Height

20

Outlet Gates

None

Hazard Potential

Low

Nid Height

20
       
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.