Rhyne Dam Reservoir Report

Last Updated: December 5, 2025

Rhyne Dam, located in Marion, Texas, along TR-Alley Creek, was completed in 1953 for the primary purpose of irrigation.


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Summary

This private-owned Earth dam stands at a height of 19 feet with a length of 700 feet, providing a storage capacity of 350 acre-feet. While primarily serving irrigation needs, the dam also offers recreational opportunities in the area.

The structure, with its uncontrolled spillway and three outlet gates, is managed by the owner and undergoes state permitting and inspection. While the dam's hazard potential and condition assessment are not available, its risk assessment is described as moderate. The dam's risk management measures and emergency action plans are not listed, but the facility meets guidelines set forth by the state regulatory agency.

For water resource and climate enthusiasts, Rhyne Dam presents an interesting case study in dam infrastructure and management in Texas. Its location along TR-Alley Creek and its role in providing irrigation water make it a valuable asset in the region. With its moderate risk assessment and state inspections, the dam serves as a critical piece of infrastructure for water management and conservation in Marion County.

Year Completed

1953

Dam Length

700

Dam Height

19

River Or Stream

TR-ALLEY CREEK

Primary Dam Type

Earth

Surface Area

38

Hydraulic Height

19

Nid Storage

350

Structural Height

19

Outlet Gates

Uncontrolled - 3

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

19
       
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.