Lee Dam No 1 Reservoir Report

Last Updated: December 5, 2025

Lee Dam No 1, located in Bend, Texas, is a privately owned earth dam designed by the USDA NRCS and completed in 1971.


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Summary

With a height of 26 feet and a length of 560 feet, the dam serves multiple purposes including fire protection, stock watering, and recreational activities. It is situated on TR-Mackinnally Creek in Brown County, Texas, within the Fort Worth District.

Despite its importance for water resource management, Lee Dam No 1 does not have a spillway and is not regulated by the state. The dam has a storage capacity of 265 acre-feet, with a normal storage level of 195 acre-feet. While the dam's condition assessment is not rated and it has a high risk potential, it remains an integral part of the local water infrastructure for fire protection and livestock management.

As an enthusiast interested in water resources and climate, Lee Dam No 1 presents an intriguing case study of a privately owned structure designed for multiple purposes. Its location in a rural area of Texas highlights the importance of small dams in supporting agricultural activities and local communities. The dam's history, design, and risk assessment provide valuable insights into the challenges and opportunities associated with managing water resources in semi-arid regions like Texas.

Year Completed

1971

Dam Length

560

Dam Height

26

River Or Stream

TR-MACKINNALLY CREEK

Primary Dam Type

Earth

Hydraulic Height

26

Nid Storage

265

Structural Height

26

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

26
       
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.