Smoky Canyon No 2

TYGEE CREEK STUMP CREEK· Caribou, Idaho· Built 1992· 108 ft tall
Significant Hazard Tailings Private

Key Takeaway

Smoky Canyon No 2 is classified as significant hazard in Idaho. It was completed in 1992 and is 34 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 108 ft (taller than 93.6% in ID)
Dam Length1,600 ft
Normal Storage20.5K acre-ft
Surface Area489 acres
Drainage Area9 sq mi
Max Discharge0 cfs
Year Completed1992 (34 years old)
Year Modified1997
NID IDID00457

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: Yes
Last Inspection: October 28, 2020
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Smoky Canyon No 2?

Smoky Canyon No 2 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 Smoky Canyon No 2?

Smoky Canyon No 2 is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Smoky Canyon No 2 built?

Smoky Canyon No 2 was completed in 1992, making it 34 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 Smoky Canyon No 2?

Smoky Canyon No 2 serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Smoky Canyon No 2?

Smoky Canyon No 2 has a dam height of 108 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 Smoky Canyon No 2 last inspected?

Smoky Canyon No 2 was last inspected on October 28, 2020. 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.