Oneida Dike

BEAR RIVER GREAT SALT LAKE· Franklin, Idaho· Built 1913· 47 ft tall
High Hazard Other Public Utility

Key Takeaway

Oneida Dike is classified as high hazard in Idaho. It was completed in 1913 and is 113 years old. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 47 ft (taller than 77.4% in ID)
Dam Length1,100 ft
Normal Storage4.5K acre-ft
Surface Area480 acres
Drainage Area4,456 sq mi
Max Discharge9,900 cfs
Year Completed1913 (113 years old)
NID IDID00533

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: August 22, 2018
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Public Utility

Nearby Dams

Oneida Main

Franklin, ID

High Hazard 114 ft

Andreasen Lower

Franklin, ID

Significant Hazard 33 ft

Andreasen Upper

Franklin, ID

Significant Hazard 29 ft

Strong Arm No 1 (Upper)

Franklin, ID

High Hazard 39 ft

Condie

Franklin, ID

Significant Hazard 41 ft

Casperson

Franklin, ID

Low Hazard 22 ft

Strong Arm No 2 (Lower)

Franklin, ID

Significant Hazard 27 ft

Winder

Franklin, ID

Significant Hazard 57 ft

Frequently Asked Questions

What is the hazard classification of Oneida Dike?

Oneida Dike is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Oneida Dike?

Oneida Dike is owned by information not available (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Oneida Dike built?

Oneida Dike was completed in 1913, making it 113 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 Oneida Dike?

Oneida Dike serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Oneida Dike?

Oneida Dike has a dam height of 47 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 Oneida Dike last inspected?

Oneida Dike was last inspected on August 22, 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.