Frd No W-3 Reservoir Report

Last Updated: December 6, 2025

Frd No W-3, also known as Fall River Watershed Dam W-3, is a key structure managed by the local government in Greenwood County, Kansas.


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Summary

Constructed in 1964 by the USDA NRCS, this earth dam stands at a height of 42 feet and serves the primary purpose of flood risk reduction along the West Branch Fall River. With a normal storage capacity of 55 acre-feet and a maximum storage of 1023.93 acre-feet, Frd No W-3 plays a crucial role in regulating water flow and protecting the surrounding area from potential flooding events.

Located in EUREKA, Kansas, Frd No W-3 is state-regulated and subject to inspection, permitting, and enforcement by the Kansas Department of Agriculture. Despite its low hazard potential, the dam is categorized as having a moderate risk level (3) and its condition is currently not rated. With a surface area of 10.9 acres and a drainage area of 2.3 square miles, this dam contributes to the overall water resource management efforts in the region and is an important asset in the flood risk reduction strategy for the local community.

Although Frd No W-3 has not undergone recent modifications or condition assessments, it remains a critical infrastructure for water resource and climate enthusiasts to monitor. With the potential to impact the surrounding area in the event of a breach or failure, the dam's risk management measures and emergency action plan (EAP) readiness are key factors to consider for ensuring the safety and protection of downstream communities. As part of the Kansas City District, this dam stands as a testament to the ongoing efforts to balance water resource management with environmental conservation and public safety.

Year Completed

1964

Dam Height

42

River Or Stream

WEST BRANCH FALL RIVER-TR

Primary Dam Type

Earth

Surface Area

10.9

Hydraulic Height

39

Drainage Area

2.3

Nid Storage

1023.93

Structural Height

42

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

42
       
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.