East Laterals Trinity Ws Scs Site 1 Dam Reservoir Report

Last Updated: December 5, 2025

East Laterals Trinity WS SCS Site 1 Dam, also known as Hall Lake, is a crucial flood risk reduction structure located in Henderson, Texas.


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Summary

Built in 1954 by the USDA NRCS, this earth dam stands at a height of 31 feet and spans 1200 feet in length. With a storage capacity of 1700 acre-feet and a normal storage level of 151 acre-feet, the dam serves to protect the surrounding area from potential flooding events, particularly along the TR-Turkey Creek.

Managed by local government authorities and regulated by the Texas Commission on Environmental Quality (TCEQ), the East Laterals Trinity WS SCS Site 1 Dam has not been rated for its condition assessment due to its high risk potential. Equipped with a single slide gate for outlet control, this dam plays a vital role in water resource management within the region. While lacking a spillway, the dam's design and construction by the Natural Resources Conservation Service ensure its structural integrity and functionality for flood mitigation purposes.

Despite its age, the East Laterals Trinity WS SCS Site 1 Dam continues to be a key infrastructure asset for flood risk reduction in Henderson County. With ongoing state inspections and enforcement measures in place, the dam remains a critical component of the local water resource system, safeguarding the community against potential inundation events.

Year Completed

1954

Dam Length

1200

Dam Height

31

River Or Stream

TR-TURKEY CREEK

Primary Dam Type

Earth

Surface Area

34

Hydraulic Height

31

Drainage Area

3.43

Nid Storage

1700

Structural Height

31

Outlet Gates

Slide (sluice gate) - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

31
       
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.