Panther Lake Reservoir Report

Last Updated: December 5, 2025

Panther Lake, located in Hamblen, Tennessee, is a privately owned reservoir that serves as a vital water resource for the region.


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Summary

Built in 1974, this earth dam structure spans 250 feet in length and has a hydraulic height of 16.2 feet. With a storage capacity of 49 acre-feet, the lake covers a surface area of 4.6 acres and has a drainage area of 4.14 square miles, making it a significant water source for the surrounding community.

Managed by the Tennessee Safe Dams Program, Panther Lake is subject to regular state inspections and enforcement measures to ensure its structural integrity and compliance with safety regulations. Despite being classified as having a significant hazard potential, the dam is currently assessed to be in fair condition, with a moderate risk level of 3. While the spillway type is listed as uncontrolled, the lake's emergency action plan status, risk assessment details, and risk management measures are not specified in the available data.

Overall, Panther Lake stands as a key feature in the local water infrastructure, providing essential storage and recreational opportunities for residents in the area. Climate and water resource enthusiasts can appreciate the balance of risk management and regulatory oversight that ensures the safety and sustainability of this important reservoir in Tennessee.

Year Completed

1974

Dam Length

250

River Or Stream

PANTHER CREEK

Primary Dam Type

Earth

Surface Area

4.6

Hydraulic Height

16.2

Drainage Area

4.14

Nid Storage

49

Structural Height

20.3

Outlet Gates

None

Hazard Potential

Significant

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.