Turkey Creek Reservoir Dam Reservoir Report

Last Updated: December 14, 2025

Turkey Creek Reservoir Dam, located in Washington County, Nebraska, stands as a crucial infrastructure for flood risk reduction along Turkey Creek.


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Summary

Completed in 1980, this private-owned earth dam spans 370 feet in length and reaches a height of 40 feet, with a storage capacity of 162 acre-feet and a surface area of 6.6 acres. The dam's primary purpose is to mitigate the potential impact of flooding in the surrounding area, with a significant hazard potential and fair condition assessment as of the last inspection in 2018.

Managed and regulated by the Nebraska Department of Natural Resources, the Turkey Creek Reservoir Dam is subject to state jurisdiction, permitting, inspection, and enforcement. Despite its age, the dam has been maintained to meet safety standards, with a designated inspection frequency of three years. The dam's hydraulic height matches its structural height at 31 feet, showcasing its reliability in managing water flow and protecting downstream areas from potential inundation.

The Turkey Creek Reservoir Dam's strategic location in Omaha, Nebraska, and its role in flood risk reduction make it a vital component of the local water resource management system. With its stone core and soil foundation, the dam stands as a testament to engineering expertise in ensuring the safety and security of the surrounding communities. As climate change continues to impact precipitation patterns and increase the frequency of extreme weather events, the Turkey Creek Reservoir Dam remains a critical asset in safeguarding against potential flood risks in the region.

Year Completed

1980

Dam Length

370

Dam Height

31

River Or Stream

TURKEY CREEK

Primary Dam Type

Earth

Surface Area

6.6

Hydraulic Height

31

Drainage Area

1.2

Nid Storage

162

Structural Height

40

Hazard Potential

Significant

Foundations

Soil

Nid Height

40
       
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.