Oknoname 30140 Reservoir Report

Last Updated: December 6, 2025

Oknoname 30140, a privately owned water resource in Pawnee, Oklahoma, is a vital irrigation system designed by USDA NRCS and regulated by the OWRB.


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Summary

Completed in 2000, this stone dam stands at a height of 15.4 feet, with a hydraulic height of 13.4 feet and a storage capacity of 114 acre-feet. Situated on a tributary of Camp Creek, this structure serves the primary purpose of irrigation and covers a surface area of 12.75 acres, with a drainage area of 61 square miles.

With a low hazard potential and a very high risk assessment rating, Oknoname 30140 is a key component of the water management infrastructure in the region. While it has not been rated for condition assessment, the dam is inspected every five years to ensure its safety and effectiveness. Despite the absence of associated structures or outlet gates, the controlled spillway and its strategic location contribute to the efficient regulation of water flow, making it a crucial resource for the surrounding agricultural community. With its proximity to PAWNEE and support from the Tulsa District, Oknoname 30140 plays a significant role in water resource management in Oklahoma.

Year Completed

2000

Dam Length

1632

Dam Height

15.4

River Or Stream

TRIBUTARY OF CAMP CREEK

Surface Area

12.75

Hydraulic Height

13.4

Drainage Area

61

Nid Storage

114

Structural Height

15

Hazard Potential

Low

Foundations

Soil

Nid Height

15
       
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.