Leisure Lake Dam Reservoir Report

Last Updated: December 5, 2025

Leisure Lake Dam, located in Brazos County, Texas, is a privately owned structure designed by the USDA NRCS and completed in 1964.


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Summary

This earth dam stands at a height of 25 feet and stretches 1220 feet across Thompsons Creek, serving primarily for flood risk reduction. With a storage capacity of 322 acre-feet, the dam also offers recreational opportunities on Leisure Lake, covering an area of 20 acres.

Managed by the Texas Commission on Environmental Quality (TCEQ), Leisure Lake Dam has a state-regulated status with regular inspections to ensure its structural integrity. The dam's spillway, with a width of 23 feet, is uncontrolled and equipped with three outlets. Despite being assessed as in fair condition as of August 2017, the hazard potential of the dam is classified as not available, with a moderate risk assessment rating.

Water resource and climate enthusiasts can appreciate the role of Leisure Lake Dam in mitigating flood risks and providing a recreational oasis in the heart of Brazos County. As a key infrastructure project in the region, the dam's design by the USDA NRCS and state regulation by TCEQ underscore a commitment to water safety and environmental stewardship. With its scenic surroundings and crucial flood protection measures, Leisure Lake Dam stands as a testament to the intersection of water management, recreation, and community resilience in Texas.

Year Completed

1964

Dam Length

1220

Dam Height

25

River Or Stream

TR-THOMPSONS CREEK

Primary Dam Type

Earth

Surface Area

20

Hydraulic Height

25

Drainage Area

0.14

Nid Storage

322

Structural Height

25

Outlet Gates

Uncontrolled - 3

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

25
       
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.