Willow Creek Ws Scs Site 1 Dam Reservoir Report

Last Updated: December 5, 2025

Located in Tom Green County, Texas, the Willow Creek WS SCS Site 1 Dam stands as a vital structure designed for flood risk reduction by the USDA NRCS in 1979.


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Summary

This earth-type dam with a maximum height of 38 feet and a length of 3525 feet serves the primary purpose of flood risk reduction while also offering recreational opportunities in the area. With a storage capacity of 1784 acre-feet and a normal storage level of 129 acre-feet, the dam plays a crucial role in managing water resources in the region.

Managed by the local government and regulated by the Texas Commission on Environmental Quality (TCEQ), the Willow Creek WS SCS Site 1 Dam is inspected, permitted, and enforced by state agencies to ensure its structural integrity and compliance with safety standards. Despite its high hazard potential, the dam's condition assessment remains unrated, highlighting the need for ongoing monitoring and risk management measures to address any potential safety concerns. As a significant component of the local water infrastructure, this dam on Willow Creek serves as a key player in mitigating flood risks and maintaining water resources in the area.

While lacking a spillway, the Willow Creek WS SCS Site 1 Dam boasts a surface area of 73 acres and serves as a critical structure for flood risk reduction in the region. With a drainage area of 8.14 square miles and a risk assessment categorized as high, the dam plays a crucial role in managing water flow and protecting downstream communities from potential flooding events. As water resource and climate enthusiasts continue to monitor and assess the dam's performance, it remains a key asset in safeguarding the local environment and enhancing water security in Tom Green County, Texas.

Year Completed

1979

Dam Length

3525

Dam Height

38

River Or Stream

TR-WILLOW CREEK

Primary Dam Type

Earth

Surface Area

73

Hydraulic Height

38

Drainage Area

8.14

Nid Storage

1784

Structural Height

38

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

38
       
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.