Luna Dam Reservoir Report

Last Updated: December 5, 2025

Luna Dam, located on the TR-ANGELINA RIVER in Angelina, Texas, is a private earth dam with a height of 13 feet and a length of 225 feet.


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Summary

The dam's primary purpose is listed as "Other," with a storage capacity of 20 acre-feet. With a spillway width of 60 feet and uncontrolled outlet gates, Luna Dam presents a moderate risk level, rated at 3 on the hazard potential scale.

Although Luna Dam is not state-regulated, it does undergo regular state inspections and permitting. The dam is situated within the Fort Worth District, with no associated structures and no federal agency involvement in its ownership, funding, design, construction, regulation, operations, or other aspects. The last recorded inspection date for Luna Dam was in February 2010, with a condition assessment listed as "Not Rated." Despite its uncontrolled spillway and limited hazard potential information, Luna Dam remains a notable structure for water resource and climate enthusiasts in the region.

Dam Length

225

Dam Height

13

River Or Stream

TR-ANGELINA RIVER

Primary Dam Type

Earth

Drainage Area

0.04

Nid Storage

20

Outlet Gates

Uncontrolled - 3

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

13
       
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.