State Fishing Lake Reservoir Report

Last Updated: December 5, 2025

State Fishing Lake, also known as Chase County State Lake Dam, is a picturesque water resource nestled in Cottonwood Falls, Kansas.


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Summary

This dam, completed in 1954, stands at 62 feet high and has a hydraulic height of 57 feet, creating a serene oasis for fishing enthusiasts and nature lovers alike. With a maximum storage capacity of 4531 acre-feet and a drainage area of 4.24 square miles, this dam on Prather Creek offers a tranquil escape from the hustle and bustle of city life.

Managed by the Kansas Department of Agriculture, State Fishing Lake boasts a spillway width of 50 feet and a high hazard potential, making it a vital component of the local ecosystem. While its condition assessment is marked as "Not Rated," the dam is subject to regular inspections and enforcement measures to ensure its structural integrity. With its unique buttress core type and sprawling 1370-foot length, State Fishing Lake serves as a crucial water source in Chase County, providing not only recreational opportunities but also essential support for the surrounding environment.

For water resource and climate enthusiasts, State Fishing Lake presents a fascinating case study in dam management and conservation efforts. From its state-regulated status to its high hazard potential, this dam on Prather Creek offers a glimpse into the intricate balance between human development and environmental sustainability. Whether you're interested in the engineering marvel of its design or the ecological impact of its presence, State Fishing Lake is a must-visit destination for those passionate about water resources and climate resilience in the heart of Kansas.

Year Completed

1954

Dam Length

1370

Dam Height

62

River Or Stream

PRATHER CREEK

Hydraulic Height

57

Drainage Area

4.24

Nid Storage

4531

Structural Height

62

Outlet Gates

None

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

62
       
Seasonal Comparison

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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.