Mulkey, Gryland Reservoir

BERRY CREEK· Polk, Oregon· Built 1981· Earth· 10 ft tall
Low Hazard Irrigation Private

Key Takeaway

Mulkey, Gryland Reservoir is classified as low hazard in Oregon. It was completed in 1981 and is 45 years old. Its primary use is irrigation.

Physical Details

Dam Height 10 ft (taller than 0.6% in OR)
Dam Length203 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage50 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
Max Discharge154 cfs
Year Completed1981 (45 years old)
NID IDOR02485

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: October 14, 2013
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

GYLAN MULKEY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mulkey, Gryland Reservoir?

Mulkey, Gryland 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 Mulkey, Gryland Reservoir?

Mulkey, Gryland Reservoir is owned by GYLAN MULKEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mulkey, Gryland Reservoir built?

Mulkey, Gryland Reservoir was completed in 1981, making it 45 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Mulkey, Gryland Reservoir?

Mulkey, Gryland Reservoir serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mulkey, Gryland Reservoir?

Mulkey, Gryland Reservoir has a dam height of 10 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 Mulkey, Gryland Reservoir last inspected?

Mulkey, Gryland Reservoir was last inspected on October 14, 2013. 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.