Griffin Creek Dam

GRIFFIN CREEK· Harney, Oregon· Built 1953· Earth· 44 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Griffin Creek Dam is classified as significant hazard in Oregon. It was completed in 1953 and is 73 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 44 ft (taller than 80% in OR)
Dam Length500 ft
Dam TypeEarth
Max Storage600 acre-ft
Normal Storage475 acre-ft
Surface Area26 acres
Drainage Area14 sq mi
Max Discharge824 cfs
Year Completed1953 (73 years old)
NID IDOR00233

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: November 4, 2020
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

JOEL C. SWORD

Private

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Frequently Asked Questions

What is the hazard classification of Griffin Creek Dam?

Griffin Creek Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Griffin Creek Dam?

Griffin Creek Dam is owned by JOEL C. SWORD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Griffin Creek Dam built?

Griffin Creek Dam was completed in 1953, making it 73 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 Griffin Creek Dam?

Griffin Creek Dam 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 Griffin Creek Dam?

Griffin Creek Dam has a dam height of 44 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 Griffin Creek Dam last inspected?

Griffin Creek Dam was last inspected on November 4, 2020. 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.