Amity Hills Dam

UNNAMED, TRIB/ASH SWALE· Yamhill, Oregon· Earth· 32 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Amity Hills Dam is classified as significant hazard in Oregon. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 32 ft (taller than 63.9% in OR)
Dam Length0 ft
Dam TypeEarth
Max Storage0 acre-ft
Normal Storage125 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Max Discharge0 cfs
NID IDOR03869

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: October 24, 2018
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

ST. MICHELLE WINE ESTATES

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Amity Hills Dam?

Amity Hills 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 Amity Hills Dam?

Amity Hills Dam is owned by ST. MICHELLE WINE ESTATES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Amity Hills Dam?

Amity Hills 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 Amity Hills Dam?

Amity Hills Dam has a dam height of 32 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 Amity Hills Dam last inspected?

Amity Hills Dam was last inspected on October 24, 2018. 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.