Turkey Cr Watershed Site 13 Reservoir Report

Last Updated: December 13, 2025

Turkey Cr Watershed Site 13, located in Cass County, Iowa, is a crucial water resource managed by the local government for fire protection, stock, and small fish pond purposes.


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Summary

This earth dam, completed in 1971 by the USDA NRCS, stands at a height of 32 feet and has a storage capacity of 127 acre-feet, serving to reduce flood risks in the area. With a low hazard potential and a moderate risk assessment rating, this dam on Turkey Creek is regulated by the Iowa Department of Natural Resources, ensuring state inspection, enforcement, and permitting protocols are in place for its maintenance and operation.

The Turkey Cr Watershed Site 13 dam spans 518 feet in length and covers a surface area of 6 acres, with a drainage area of 0.49 square miles. Despite its uncontrolled spillway type, the dam's condition assessment remains unrated, with no recent inspection data available. Under the jurisdiction of the local government and with funding support from the NRCS, this site plays a vital role in water resource management and flood control efforts in the region. Situated within the Omaha District, this watershed site serves as a testament to collaborative efforts between federal and state agencies in safeguarding water resources and enhancing climate resilience in the area.

As part of the broader Turkey Creek watershed, Site 13 contributes to the overall water management strategy in the region, with a focus on balancing agricultural needs, environmental conservation, and flood risk reduction. The presence of the dam underscores the importance of sustainable water resource practices and the critical role of infrastructure in mitigating climate-related challenges. With ongoing risk management measures and state oversight, Turkey Cr Watershed Site 13 stands as a testament to proactive water resource stewardship in Iowa, ensuring the long-term sustainability of the local ecosystem and community resilience in the face of changing climate patterns.

Year Completed

1971

Dam Length

518

Dam Height

32

River Or Stream

TR-TURKEY CREEK

Primary Dam Type

Earth

Surface Area

6

Drainage Area

0.49

Nid Storage

127

Hazard Potential

Low

Foundations

Soil

Nid Height

32
       
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.