Fair Oil Company Lake Reservoir Report

Last Updated: December 5, 2025

Fair Oil Company Lake, located in Tulsa, Oklahoma, was completed in 1956 and serves as a crucial infrastructure for flood risk reduction in the area.


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Summary

With a dam height of 40 feet and a storage capacity of 225 acre-feet, the lake plays a vital role in managing water flow and protecting the surrounding communities from potential flooding events. The dam, with a length of 800 feet and a spillway width of 200 feet, is designed to handle a maximum discharge of 700 cubic feet per second.

Owned privately and regulated by the Oklahoma Water Resources Board, Fair Oil Company Lake is subject to state inspection, permitting, and enforcement to ensure its structural integrity and operational efficiency. While its hazard potential is labeled as undetermined and its condition assessment remains unrated, the risk assessment for the lake is moderate. The presence of emergency action plans and inundation maps, as well as the implementation of risk management measures, further emphasize the importance of this water resource in safeguarding the surrounding area from potential hazards. Fair Oil Company Lake stands as a testament to effective water resource management and climate resilience efforts in Oklahoma.

Year Completed

1956

Dam Length

800

Dam Height

40

Drainage Area

0.27

Nid Storage

225

Hazard Potential

Undetermined

Nid Height

40
       
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.