Gillen Reservoir

WICKIUP CREEK, TRIB/CROOKED· Crook, Oregon· Earth· 26 ft tall

Key Takeaway

Gillen Reservoir is classified as low hazard in Oregon. Its primary use is irrigation.

Physical Details

Dam Height 26 ft (taller than 49.6% in OR)
Dam Length560 ft
Dam TypeEarth
Max Storage0 acre-ft
Normal Storage90 acre-ft
Surface Area7 acres
Drainage Area11 sq mi
Max Discharge0 cfs
NID IDOR03776

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: April 11, 2019
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

RON & MARY GILLEN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gillen Reservoir?

Gillen Reservoir is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Gillen Reservoir?

Gillen Reservoir is owned by RON & MARY GILLEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Gillen Reservoir?

Gillen Reservoir serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Gillen Reservoir?

Gillen Reservoir has a dam height of 26 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Gillen Reservoir last inspected?

Gillen Reservoir was last inspected on April 11, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.