Fitzgerald Reservoir

COLVIN CREEK, NORTH FORK· Lake, Oregon· Built 1941· Earth· 25 ft tall
Low Hazard Irrigation Private

Key Takeaway

Fitzgerald Reservoir is classified as low hazard in Oregon. It was completed in 1941 and is 85 years old. Its primary use is irrigation.

Physical Details

Dam Height 25 ft (taller than 43.9% in OR)
Dam Length550 ft
Dam TypeEarth
Max Storage140 acre-ft
Normal Storage104 acre-ft
Surface Area37 acres
Drainage Area4 sq mi
Max Discharge42 cfs
Year Completed1941 (85 years old)
NID IDOR00171

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
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

USA

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fitzgerald Reservoir?

Fitzgerald 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 Fitzgerald Reservoir?

Fitzgerald Reservoir is owned by USA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fitzgerald Reservoir built?

Fitzgerald Reservoir was completed in 1941, making it 85 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 Fitzgerald Reservoir?

Fitzgerald 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 Fitzgerald Reservoir?

Fitzgerald Reservoir has a dam height of 25 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.

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.