Vandrovec Lake Dam Reservoir Report

Last Updated: December 5, 2025

Vandrovec Lake Dam, located in Nacogdoches, Texas, along the TR-Bayou La Nana, is a private-owned structure primarily used for recreation.


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Summary

The earth-type dam stands at a height of 14.5 feet and has a length of 400 feet, providing a surface area of 3.5 acres. With a normal storage capacity of 23 acre-feet and a maximum storage of 29 acre-feet, the dam serves as a crucial water resource in the area, supporting various recreational activities.

Managed and regulated by the Texas Commission on Environmental Quality (TCEQ), the dam has undergone inspections with a frequency of 5 years, with the last assessment conducted in November 2015, showing a fair condition. The dam features an uncontrolled spillway with a width of 16 feet and three uncontrolled outlet gates. Despite a moderate risk assessment rating, the hazard potential is marked as not available, indicating a level of uncertainty in the risk evaluation for the structure.

With Congressman Louie Gohmert representing the area, Vandrovec Lake Dam plays a significant role in water management and recreation in Nacogdoches. Its presence along Bayou La Nana contributes to the local ecosystem and provides a space for outdoor enthusiasts and climate advocates to appreciate and enjoy the natural surroundings while being mindful of the dam's structural integrity and regulatory oversight by state agencies.

Dam Length

400

Dam Height

14.5

River Or Stream

TR-BAYOU LA NANA

Primary Dam Type

Earth

Surface Area

3.5

Hydraulic Height

14.5

Drainage Area

0.14

Nid Storage

29

Structural Height

14.5

Outlet Gates

Uncontrolled - 3

Hazard Potential

Not Available

Foundations

Rock, Soil

Nid Height

15
       
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.