Tulssis Reservoir Report

Last Updated: December 5, 2025

Tulssis, also known as Tullis Lake, is a privately owned dam located in Cotton County, Oklahoma.


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Summary

The dam is regulated by the Oklahoma Water Resources Board (OWRB) and is subject to state permitting, inspection, and enforcement. Completed in 1970, Tulssis is an earth-type dam with a height of 21 feet and a maximum storage capacity of 104 acre-feet.

Situated on the TR Red River near Burkburnett, Texas, Tulssis serves a primary purpose of "Other" and has a low hazard potential. Despite not being rated for condition assessment, the dam has a very high risk assessment ranking. The dam features a controlled spillway and a single valve outlet gate. With a history dating back to the early 1970s, Tulssis remains a critical infrastructure for water resource management in the region.

With a risk management plan in place and regular inspection intervals, Tulssis is a key component of the Fort Worth District's water infrastructure. As climate change continues to impact water resources, the maintenance and upkeep of dams like Tulssis are essential for ensuring the safety and security of surrounding communities. As water resource and climate enthusiasts, understanding the intricacies of Tulssis and its role in the broader ecosystem is crucial for advocating for sustainable water management practices in the face of a changing climate.

Year Completed

1970

Dam Length

606

Dam Height

21

River Or Stream

TR RED RIVER

Primary Dam Type

Earth

Hydraulic Height

18

Nid Storage

104

Structural Height

21

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

21
       
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.