Frank Mcmordie Dam 3 Reservoir Report

Last Updated: December 5, 2025

Frank McMordie Dam 3 is a privately owned earth dam located in Roberts County, Texas, along the TR-HOME RANCH stream.


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Summary

Built by the USDA NRCS in 1974, this dam serves multiple purposes such as fire protection, stock watering, and small fish pond management. Standing at a height of 27 feet and a length of 455 feet, it has a storage capacity of 56 acre-feet and is designed with a buttress core type.

Despite not having a spillway, Frank McMordie Dam 3 plays a crucial role in water resource management for the surrounding area, with a drainage area of 960 acres. The dam has not been rated for condition assessment, but its high risk potential (rated 2 out of 5) underscores the importance of regular inspections and maintenance. While it may not be regulated by the state, the dam is subject to permitting and inspection requirements, highlighting the need for continued monitoring to ensure its safety and functionality.

As a key component of the local water infrastructure, Frank McMordie Dam 3 serves as a vital resource for the community, supporting agricultural activities and providing essential water supply for livestock and fire protection. With its strategic location and significant storage capacity, this dam underscores the importance of sustainable water management practices in the face of changing climates and increasing water demands. As enthusiasts in water resources and climate, understanding and advocating for the proper maintenance and regulation of dams like Frank McMordie Dam 3 are essential to preserving and enhancing water security in the region.

Year Completed

1974

Dam Length

455

Dam Height

27

River Or Stream

TR-HOME RANCH

Primary Dam Type

Earth

Drainage Area

960

Nid Storage

56

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

27
       
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.