Frd No E-12 Reservoir Report

Last Updated: December 6, 2025

Frd No E-12, also known as Fall River Watershed Dam E-12, is a significant earth dam located in Eureka, Kansas, within the East Branch Fall River-TR.


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Summary

Constructed in 1966 by the USDA NRCS, this dam serves a primary purpose of flood risk reduction in the region. Standing at a height of 38 feet with a hydraulic height of 35 feet, it has a length of 1415 feet and a storage capacity of 1154.55 acre-feet, providing vital protection to the surrounding area.

Managed by the local government, the Frd No E-12 dam is regulated by the Kansas Department of Agriculture and undergoes regular inspections and enforcement to ensure its structural integrity and effectiveness in flood risk reduction. With a low hazard potential and moderate risk assessment, this dam plays a crucial role in mitigating flood risks and protecting the community. Its uncontrolled spillway and lack of outlet gates highlight its simple yet effective design that has served the region for decades.

Located in Greenwood County, Kansas, Frd No E-12 is a key infrastructure in the area's water resource management strategy. Its design by the USDA NRCS and ownership by the local government underscore the collaborative efforts to safeguard the community from potential flooding events. With its strategic location and purposeful construction, Frd No E-12 stands as a testament to effective flood risk reduction measures in the region.

Year Completed

1966

Dam Length

1415

Dam Height

38

River Or Stream

EAST BRANCH FALL RIVER-TR

Primary Dam Type

Earth

Surface Area

10.45

Hydraulic Height

35

Drainage Area

1.88

Nid Storage

1154.55

Structural Height

38

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

38
       
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.