Lower Brushy Creek Ws Scs Site 12 Dam Reservoir Report

Last Updated: December 5, 2025

Lower Brushy Creek WS SCS Site 12 Dam, located in Williamson County, Texas, is a crucial infrastructure owned by local government for flood risk reduction along the TR-DRY Brushy Creek.


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Summary

Built in 1966 by USDA NRCS, this earth dam stands at a height of 22 feet and has a storage capacity of 564 acre-feet, serving purposes like fire protection, stock, and small fish pond in addition to flood risk reduction. Despite its importance, the dam is currently assessed as being in poor condition, with a high risk level, indicating the need for immediate attention and maintenance.

The dam, with a length of 1730 feet and a hydraulic height of 22 feet, does not have a spillway and is not regulated by any federal agency. However, it is under state jurisdiction and is subject to permitting, inspection, and enforcement by TCEQ. The inspection data last updated in April 2021 highlights the critical need for rehabilitation and risk management measures to ensure the safety and functionality of the dam in the face of potential hazards and emergencies.

With the potential hazard level deemed as high, Lower Brushy Creek WS SCS Site 12 Dam warrants urgent intervention to mitigate risks and safeguard the surrounding communities and environment. As water resource and climate enthusiasts, it is imperative to advocate for the necessary actions and investments to enhance the resilience and longevity of this vital infrastructure for flood protection and water management in the region.

Year Completed

1966

Dam Length

1730

Dam Height

22

River Or Stream

TR-DRY BRUSHY CREEK

Primary Dam Type

Earth

Hydraulic Height

22

Nid Storage

564

Structural Height

22

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

22
       
Seasonal Comparison

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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.