East Fork Above Lavon Ws Scs Site 26b Dam Reservoir Report

Last Updated: December 5, 2025

East Fork Above Lavon WS SCS Site 26b Dam, located in Grayson County, Texas, is a critical piece of infrastructure designed by the USDA NRCS for flood risk reduction along the TR-STANLEY CREEK.


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Summary

Completed in 1964, this Earth dam stands at a height of 37 feet and stretches 828 feet in length, providing a storage capacity of 364 acre-feet. Even though it lacks a spillway, the dam plays a significant role in mitigating flood risks in the area, with a normal storage capacity of 66 acre-feet and a surface area of 11.5 acres.

Managed by the local government and regulated by the Texas Commission on Environmental Quality (TCEQ), East Fork Above Lavon WS SCS Site 26b Dam has not been rated for its condition assessment and poses a high risk according to the Hazard Potential rating system. While it does not feature any outlet gates, locks, or spillways, the dam's structural integrity and risk management measures are subjects of ongoing monitoring and inspection. As a vital part of the region's water resource and climate resilience efforts, the dam serves as a testament to the collaborative efforts between federal and state agencies in safeguarding communities from potential flood events.

In conclusion, East Fork Above Lavon WS SCS Site 26b Dam stands as a testament to the foresight and engineering expertise of the USDA NRCS in designing and constructing flood risk reduction infrastructure. Positioned within the Tulsa District of the US Army Corps of Engineers, this dam plays a crucial role in safeguarding the local community by harnessing the power of Stanley Creek. As climate change continues to pose challenges to water resources management, the importance of maintaining and enhancing such critical infrastructure cannot be overstated in ensuring the resilience and sustainability of our water systems for future generations.

Year Completed

1964

Dam Length

828

Dam Height

37

River Or Stream

TR-STANLEY CREEK

Primary Dam Type

Earth

Surface Area

11.5

Hydraulic Height

37

Drainage Area

0.69

Nid Storage

364

Structural Height

37

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

37
       
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.