Blue Heron Reservoir

SOUTH YAMHILL RIVER· Yamhill, Oregon· Built 1979· Earth· 12 ft tall
Low Hazard Irrigation Private

Key Takeaway

Blue Heron Reservoir is classified as low hazard in Oregon. It was completed in 1979 and is 47 years old. Its primary use is irrigation.

Physical Details

Dam Height 12 ft (taller than 7.2% in OR)
Dam Length1,950 ft
Dam TypeEarth
Max Storage98 acre-ft
Normal Storage82 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1979 (47 years old)
NID IDOR00662

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: September 9, 2015
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

CT AGLAND, LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Blue Heron Reservoir?

Blue Heron 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 Blue Heron Reservoir?

Blue Heron Reservoir is owned by CT AGLAND, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Blue Heron Reservoir built?

Blue Heron Reservoir was completed in 1979, making it 47 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 Blue Heron Reservoir?

Blue Heron 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 Blue Heron Reservoir?

Blue Heron Reservoir has a dam height of 12 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 Blue Heron Reservoir last inspected?

Blue Heron Reservoir was last inspected on September 9, 2015. 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.