Little Crane Creek Reservoir Report

Last Updated: December 15, 2025

Little Crane Creek is a privately-owned water resource located in Idaho, specifically in Washington County.


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Summary

This structure, completed in 1908, serves primarily for irrigation purposes and is regulated by the Idaho Department of Water Resources. With a dam height of 32.7 feet and a storage capacity of 500 acre-feet, Little Crane Creek plays a crucial role in managing water resources for agricultural activities in the region.

The dam, made of earth and stone, has a low hazard potential and is deemed to be in satisfactory condition as of the last inspection in May 2020. Despite its age, the structure's risk assessment is moderate, highlighting its importance in mitigating flood risks and managing water discharge effectively. As a key component in the water management infrastructure of the area, Little Crane Creek provides essential irrigation water while also ensuring water safety and stability for the surrounding environment.

Enthusiasts of water resources and climate will find Little Crane Creek to be a fascinating example of early 20th-century water infrastructure in Idaho. Its historical significance, combined with its ongoing role in supporting agricultural activities, makes it a noteworthy site for understanding the intersection of human intervention and natural resources in the region. With its regulated status and emphasis on safety and risk management, Little Crane Creek represents a balance between water utilization and environmental stewardship in the face of changing climate conditions.

Year Completed

1908

Dam Length

230

Dam Height

32.7

River Or Stream

UNNAMED STREAM STAR BUTTE CREEK

Surface Area

50

Hydraulic Height

26.7

Drainage Area

0.9

Nid Storage

500

Hazard Potential

Low

Foundations

Rock, Soil

Nid Height

33
       
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.