Tehuacana Creek Ws Scs Site 26 Dam Reservoir Report

Last Updated: December 5, 2025

Located in McLennan County, Texas, the Tehuacana Creek WS SCS Site 26 Dam stands as a crucial structure designed by the USDA NRCS for flood risk reduction along the TR-TRADINGHOUSE CREEK.


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Summary

Completed in 1963, this earth dam stands at a height of 27 feet and a hydraulic height of 32 feet, providing a maximum storage capacity of 1400 acre-feet. With a spillway width of 238 feet and a maximum discharge capacity of 3219 cubic feet per second, the dam serves multiple purposes including fire protection, stock or small fish pond, and flood risk reduction for the surrounding area.

Regulated and inspected by the Texas Commission on Environmental Quality, this dam has a moderate risk assessment rating and has not been assigned a hazard potential. The structure features an uncontrolled spillway type and is equipped with slide and uncontrolled outlet gates. The dam's condition assessment is currently not rated, with the last inspection conducted in December 2015. While the dam has not been modified in recent years, it is maintained to meet state permitting, inspection, and enforcement requirements to ensure its continued effectiveness in managing water resources and mitigating flood risks in the region.

Year Completed

1963

Dam Length

1850

Dam Height

27

River Or Stream

TR-TRADINGHOUSE CREEK

Primary Dam Type

Earth

Surface Area

35

Hydraulic Height

32

Drainage Area

2.58

Nid Storage

1400

Structural Height

32

Outlet Gates

Slide (sluice gate) - 1, Uncontrolled - 2

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

32
       
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.