Oknoname 101001 Reservoir Report

Last Updated: December 6, 2025

Oknoname 101001, located in Muskogee, Oklahoma, is a privately owned earth dam constructed in 1960 with a primary purpose of "Other".


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Summary

Standing at a structural height of 22 feet and a hydraulic height of 18 feet, the dam has a storage capacity of 145 acre-feet and a surface area of 11 acres. The dam, situated on TR-PECAN CR, has a controlled spillway with a width of 1 foot and a maximum discharge rate of 248 cfs.

Despite being classified as having a low hazard potential, Oknoname 101001 poses a very high risk due to its location and design. The dam has not been rated for its condition assessment, and the last inspection was conducted in 2004 with a frequency of 5 years. While the dam meets state regulatory requirements for permitting, inspection, and enforcement, it lacks an Emergency Action Plan (EAP) and in-depth risk assessment. With its intricate design features and historical significance, Oknoname 101001 presents a notable case study for water resource and climate enthusiasts.

Year Completed

1960

Dam Length

900

Dam Height

22

River Or Stream

TR-PECAN CR

Primary Dam Type

Earth

Surface Area

11

Hydraulic Height

18

Nid Storage

145

Structural Height

22

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

22
       
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.