Watkins Lake No 1 Dam Reservoir Report

Last Updated: December 12, 2025

Watkins Lake No 1 Dam, located in Zavala, Texas, was completed in 1958 and serves as a crucial water supply infrastructure in the region.


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Summary

Owned privately, the dam stands at a height of 16 feet with a length of 595 feet, providing a storage capacity of 134 acre-feet for water resources. The primary purpose of this earth-type dam is water supply, supporting the local community's needs.

Despite not being state-regulated, the dam is subject to state permitting and inspection processes to ensure its safety and functionality. With a high risk assessment rating, it is important for stakeholders to implement proper risk management measures for the dam's maintenance and operation. While the hazard potential and condition assessment are not available, the dam's emergency action plan and inundation maps are currently under review.

In the face of changing climate patterns and increasing water resource demands, Watkins Lake No 1 Dam stands as a vital infrastructure for water supply in the region. Its role in ensuring water security for the community underscores the importance of ongoing monitoring, maintenance, and risk management to safeguard its integrity and functionality for the future.

Year Completed

1958

Dam Length

595

Dam Height

16

River Or Stream

TR-TURKEY CREEK

Primary Dam Type

Earth

Surface Area

10

Hydraulic Height

16

Nid Storage

134

Structural Height

16

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

16
       
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.