Lester James Reservoir 3

UNNAMED· Jackson, Oregon· Built 1959· Earth· 14 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Lester James Reservoir 3 is classified as significant hazard in Oregon. It was completed in 1959 and is 67 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 14 ft (taller than 12.5% in OR)
Dam Length1,190 ft
Dam TypeEarth
Max Storage75 acre-ft
Normal Storage60 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge60 cfs
Year Completed1959 (67 years old)
NID IDOR00346

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: September 4, 2014
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

OREGON AG LAND LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lester James Reservoir 3?

Lester James Reservoir 3 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 Lester James Reservoir 3?

Lester James Reservoir 3 is owned by OREGON AG LAND LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lester James Reservoir 3 built?

Lester James Reservoir 3 was completed in 1959, making it 67 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 Lester James Reservoir 3?

Lester James Reservoir 3 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 Lester James Reservoir 3?

Lester James Reservoir 3 has a dam height of 14 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 Lester James Reservoir 3 last inspected?

Lester James Reservoir 3 was last inspected on September 4, 2014. 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.