North Irrigation Dam Reservoir Report

Last Updated: December 13, 2025

The North Irrigation Dam, located in Garnett, Kansas, is a privately-owned Earth dam primarily used for irrigation purposes.


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Summary

Built in 1997 by designer J. Dale Steward of USDA NRCS, this dam stands at a height of 15.7 feet and has a storage capacity of 273 acre-feet. Situated on the Iantha Creek in Anderson County, this dam plays a crucial role in providing water for agricultural activities in the region.

Managed by the Kansas Department of Agriculture, the North Irrigation Dam is regulated, inspected, and enforced by state authorities to ensure its safety and functionality. With a low hazard potential and a condition assessment of "Not Rated," this dam is considered to be in a stable condition. Despite its low hazard potential, emergency preparedness measures are still being evaluated, and risk management measures are being considered to mitigate any potential risks associated with the dam.

For water resource and climate enthusiasts, the North Irrigation Dam serves as a significant infrastructure for water management in the region. With its purpose focused on irrigation and its strategic location along the Iantha Creek, this dam underscores the importance of sustainable water practices for agricultural activities in Kansas. As state and federal agencies continue to monitor and maintain the dam, it remains a key asset for water resource management in Anderson County.

Year Completed

1997

Dam Length

2025

Dam Height

15.7

River Or Stream

IANTHA CREEK-TR

Primary Dam Type

Earth

Surface Area

25

Nid Storage

273

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

16
       
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.