Sirucek Reservoir Reservoir Report

Last Updated: January 8, 2026

Sirucek Reservoir, located in Jerome, Idaho, is a privately-owned water storage facility that serves multiple purposes, including irrigation and flood control.


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Summary

Completed in 2003, the reservoir has a capacity of 143 acre-feet and covers an impressive surface area of 19 acres. It is primarily regulated by the Idaho Department of Water Resources, with inspections conducted regularly to ensure its structural integrity and safety.

The reservoir, part of the Northside Canal system that draws water from the Snake River, features an earth dam with a hydraulic height of 14.5 feet and a spillway width of 5 feet. Despite its low hazard potential, the reservoir's condition assessment in 2020 rated it as poor, indicating a need for maintenance and potential upgrades to reduce risks. Additionally, the risk assessment for Sirucek Reservoir is classified as very high, highlighting the importance of continued monitoring and management to mitigate any potential threats.

Overall, Sirucek Reservoir plays a vital role in water resource management in Idaho, contributing to agricultural activities and supporting the surrounding communities. With its strategic location and significant storage capacity, the reservoir serves as a key infrastructure for water supply and flood protection in the region. Ongoing efforts to improve its condition and reduce risks will be essential to ensure the long-term sustainability and resilience of this important water resource facility.

Year Completed

2003

Dam Height

16.5

River Or Stream

NORTHSIDE CANAL SNAKE RIVER

Surface Area

19

Hydraulic Height

14.5

Nid Storage

143

Outlet Gates

Other Controlled

Hazard Potential

Low

Foundations

Rock

Nid Height

17
       
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.