Artesian Lake Dam Reservoir Report

Last Updated: December 7, 2025

Artesian Lake Dam, located in Montgomery, Texas, is a privately owned structure designed for recreational purposes.


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Summary

Completed in 1958, this earth-type dam stands at a height of 10 feet and spans a length of 1350 feet, providing a storage capacity of 75 acre-feet. Situated on the TR-W Fork San Jacinto River, the dam offers a serene and picturesque setting for water resource and climate enthusiasts to enjoy various recreational activities.

Despite its age, the dam's condition assessment is currently not rated, with a high risk potential attributed to it. The dam lacks a spillway and is not equipped with locks, indicating a focus primarily on recreational rather than functional purposes. The last inspection date recorded was in 1979, raising concerns over the dam's safety and maintenance practices. With the Texas Commission on Environmental Quality (TCEQ) overseeing its state regulatory requirements, there is a need for updated inspections and risk management measures to ensure the safety and integrity of Artesian Lake Dam for both visitors and the surrounding environment.

As a part of the Fort Worth District, the dam is associated with the US Army Corps of Engineers, although there is limited federal agency involvement in its operations and funding. With Congressman Kevin Brady representing the area, there is potential for increased federal support and resources for the dam's maintenance and upkeep. As water resource and climate enthusiasts explore the beauty of Artesian Lake Dam, it is essential to prioritize safety measures and regular inspections to mitigate any potential risks and ensure the longevity of this recreational landmark.

Year Completed

1958

Dam Length

1350

Dam Height

10

River Or Stream

TR-W FORK SAN JACINTO RIVER

Primary Dam Type

Earth

Hydraulic Height

10

Nid Storage

75

Structural Height

10

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

10
       
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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.