Mission Creek 7-E Reservoir Report

Last Updated: December 13, 2025

Mission Creek 7-E is a vital earth dam located in Pawnee, Nebraska, designed by the USDA NRCS to serve as a flood risk reduction structure.


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Summary

Completed in 1974, this dam stands at a height of 26 feet with a hydraulic height of 23 feet, providing essential protection for the surrounding area. With a storage capacity of 467 acre-feet and a drainage area of 1.4 square miles, Mission Creek 7-E plays a crucial role in managing water resources in the region.

Owned by the Local Government and regulated by the Nebraska Department of Natural Resources, this dam has a low hazard potential and is currently in satisfactory condition. The dam's primary purpose is flood risk reduction, with a normal storage capacity of 92 acre-feet and a maximum discharge of 280 cubic feet per second. With its stone core and soil foundation, Mission Creek 7-E is a key component of the water infrastructure in the area, ensuring the safety and security of nearby communities.

Located in OKETO KS, Nebraska, Mission Creek 7-E is under the jurisdiction of the Omaha District of the US Army Corps of Engineers. With a length of 1057 feet and a surface area of 22 acres, this dam plays a significant role in managing water flow along TR-Mission Creek. This structure, inspected every 5 years, meets regulatory standards and serves as a vital asset in the region's water resource and climate management efforts.

Year Completed

1974

Dam Length

1057

Dam Height

26

River Or Stream

TR-MISSION CREEK

Primary Dam Type

Earth

Surface Area

22

Hydraulic Height

23

Drainage Area

1.4

Nid Storage

467

Structural Height

29

Hazard Potential

Low

Foundations

Soil

Nid Height

29
       
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.