Oknoname 30134 Reservoir Report

Last Updated: December 28, 2025

Oknoname 30134 is a privately owned structure in Wagoner, Oklahoma, designed by USDA NRCS with a state jurisdiction and regulation by the OWRB.


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Summary

Completed in 2001, this dam on Conchart Creek stands at a height of 17.9 feet and has a storage capacity of 173 acre-feet. With a surface area of 9.3 acres and a drainage area of 95 square miles, this dam serves multiple purposes and is classified as a stone core type with a controlled spillway.

Despite being rated as having a low hazard potential, the risk assessment for Oknoname 30134 is very high, indicating the need for proper risk management measures. However, the condition of the dam has not been rated, and there is no emergency action plan prepared or updated for this structure. With a history of state regulation and inspection, it is crucial for the owners to prioritize the safety and maintenance of this dam to mitigate any potential risks associated with its high-risk classification.

Year Completed

2001

Dam Length

1200

Dam Height

17.9

River Or Stream

CONCHARTY CREEK

Surface Area

9.3

Hydraulic Height

17.9

Drainage Area

95

Nid Storage

173

Structural Height

17.9

Hazard Potential

Low

Foundations

Soil

Nid Height

18
       
Seasonal Comparison

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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.