Moore Lake Dam Reservoir Report

Last Updated: December 5, 2025

Moore Lake Dam, located in Denton, Texas, is a privately owned structure that plays a crucial role in water supply management.


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Summary

Built in 1973, this earth dam stands at a height of 21 feet and has a storage capacity of 123 acre-feet. The dam is situated on TR-Little Elm Creek and is regulated by the Texas Commission on Environmental Quality (TCEQ).

Despite its importance in providing water supply, Moore Lake Dam has not been rated for its condition assessment and has a high risk level (2). The dam does not have a spillway and is equipped with one outlet gate. Its hazard potential is not available, indicating the need for further evaluation and risk management measures. The dam is under state jurisdiction and is subject to regular inspections and enforcement to ensure its safety and integrity.

Despite its risk level and lack of certain safety features, Moore Lake Dam remains a vital component of water resource management in the region. Water resource and climate enthusiasts will be interested in following any developments related to the dam's condition assessment, risk management measures, and regulatory oversight by the TCEQ to ensure the continued safety and reliability of this important infrastructure.

Year Completed

1973

Dam Length

515

Dam Height

21

River Or Stream

TR-LITTLE ELM CREEK

Primary Dam Type

Earth

Hydraulic Height

21

Nid Storage

123

Structural Height

21

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

21
       
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.