Ridenour Reservoir Report

Last Updated: December 10, 2025

Ridenour, located in Calumet, Oklahoma, is a private water resource structure regulated by the Oklahoma Water Resources Board.


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Summary

Built in 1988 by the NRCS, this dam on the Tall Bear Canyon serves multiple purposes and has a low hazard potential. With a height of 26.8 feet and a storage capacity of 76.6 acre-feet, Ridenour covers a surface area of 5.15 acres and drains a 0.45 square mile area.

Despite being in a very high-risk area, Ridenour has not been rated for its condition assessment and lacks an emergency action plan. However, regular inspections are carried out every 5 years to ensure its structural integrity. The spillway, with a controlled type and a width of 1 foot, helps manage the flow of water and prevent flooding downstream. Although the dam has not been modified since its completion, it is crucial for water management in the region.

Climate and water resource enthusiasts can appreciate the significance of Ridenour in managing water flow in the area and its role in flood control. The dam's location in a high-risk area underscores the importance of regular inspections and emergency preparedness. As a privately owned structure, Ridenour plays a crucial role in water management in Canadian County, Oklahoma, highlighting the need for continued monitoring and maintenance to ensure its long-term functionality.

Year Completed

1988

Dam Height

26.8

River Or Stream

TALL BEAR CANYON

Surface Area

5.15

Hydraulic Height

24.3

Drainage Area

0.45

Nid Storage

76.6

Structural Height

24.3

Hazard Potential

Low

Nid Height

27
       
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.