Oknoname 015002 Reservoir Report

Last Updated: December 13, 2025

Oknoname 015002, located in Caddo, Oklahoma, is a privately owned earth dam with a height of 42 feet and a length of 350 feet.


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Summary

Completed in 1958, it serves a primary purpose of "Other" and has a storage capacity of 840 acre-feet. The dam, situated along Fisher Canyon near Hinton, has a spillway type of "Controlled" with a width of 2 feet and a maximum discharge of 3500 cubic feet per second.

Despite being classified as having a low hazard potential, Oknoname 015002 is considered to have a very high risk assessment level. The dam, regulated by the Oklahoma Water Resources Board (OWRB), undergoes inspections every 5 years, with the last inspection conducted in September 2010. The condition of the dam has not been officially rated, and it currently lacks an emergency action plan (EAP) and inundation maps.

For water resource and climate enthusiasts, Oknoname 015002 presents an intriguing case study in dam safety and risk management. The dam's location in a high-risk area, coupled with its outdated inspection records and lack of emergency preparedness measures, highlights the importance of proactive maintenance and monitoring in safeguarding critical infrastructure against potential hazards and environmental threats. The data surrounding Oknoname 015002 underscores the ongoing challenges and responsibilities associated with managing water resources in the face of changing climate conditions and regulatory requirements.

Year Completed

1958

Dam Length

350

Dam Height

42

River Or Stream

FISHER CANYON

Primary Dam Type

Earth

Surface Area

1

Hydraulic Height

42

Nid Storage

840

Structural Height

42

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

42
       
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.