Mcclellan Creek Ws Scs Site 10 Dam Reservoir Report

Last Updated: December 5, 2025

Mcclellan Creek WS SCS Site 10 Dam, located in Gray County, Texas, stands as a vital structure for flood risk reduction along the TR-MCCLELLAN CREEK.


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Summary

Built in 1984 by the Natural Resources Conservation Service, this earth dam boasts a height of 51 feet and a length of 1515 feet, providing a maximum storage capacity of 2702 acre-feet and a normal storage capacity of 976 acre-feet. With a drainage area of 9.02 square miles and a maximum discharge of 13546 cubic feet per second, this dam plays a crucial role in managing water resources during times of heavy precipitation.

The dam's spillway, with a width of 200 feet, is uncontrolled, and it features five outlet gates including one slide gate and four uncontrolled gates. The dam's hazard potential is currently listed as "Not Available," with a moderate risk assessment rating of 3 out of 10. While the condition of the dam is not currently rated, it is regularly inspected, regulated, and permitted by the Texas Commission on Environmental Quality (TCEQ) to ensure its structural integrity and continued effectiveness in flood risk reduction.

As water resource and climate enthusiasts, it is important to recognize the critical role that Mcclellan Creek WS SCS Site 10 Dam plays in protecting the surrounding community from potential flooding events. With its strategic design, ample storage capacity, and diligent regulatory oversight, this dam serves as a testament to the importance of proactive water management practices in safeguarding against the impacts of extreme weather events in Texas.

Year Completed

1984

Dam Length

1515

Dam Height

51

River Or Stream

TR-MCCLELLAN CREEK

Primary Dam Type

Earth

Surface Area

23

Hydraulic Height

51

Drainage Area

9.02

Nid Storage

2702

Structural Height

53

Outlet Gates

Slide (sluice gate) - 1, Uncontrolled - 4

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

53
       
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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.