Hickey Reservoir Reservoir Report

Last Updated: December 13, 2025

Hickey Reservoir, located in Adel, Oregon, is a privately owned water resource primarily used for irrigation purposes.


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Summary

The reservoir was completed in 1967 and has a storage capacity of 700 acre-feet, with a normal storage level of 630 acre-feet. It is situated on Crane Creek, with a drainage area of 2.75 square miles and a surface area of 53 acres.

The dam at Hickey Reservoir is of the earth type, with a height of 35 feet and a structural height of 39 feet. The reservoir is regulated by the Oregon Water Resources Department and undergoes regular inspections, with the last one conducted in June 2020. Despite being classified as having a low hazard potential, the reservoir's condition assessment is currently not rated.

Overall, Hickey Reservoir provides a vital water source for irrigation in the region, contributing to agricultural activities in the area. With its strategic location and capacity, the reservoir plays a key role in water management and resource allocation in Lake County, Oregon. Water resource and climate enthusiasts will find Hickey Reservoir to be an interesting case study in sustainable water usage and management practices.

Year Completed

1967

Dam Length

1320

Dam Height

35

River Or Stream

CRANE CREEK

Primary Dam Type

Earth

Surface Area

53

Hydraulic Height

33

Drainage Area

2.75

Nid Storage

700

Structural Height

39

Hazard Potential

Low

Nid Height

39
       
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.