Horsethief

HORSETHIEF CREEK BIG CREEK· Valley, Idaho· Built 1967· 53 ft tall
Significant Hazard Other State Government

Key Takeaway

Horsethief is classified as significant hazard in Idaho. It was completed in 1967 and is 59 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 53 ft (taller than 80.5% in ID)
Dam Length220 ft
Normal Storage4.9K acre-ft
Surface Area185 acres
Drainage Area8 sq mi
Max Discharge310 cfs
Year Completed1967 (59 years old)
Year Modified2002
NID IDID00128

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: June 20, 2019
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Horsethief?

Horsethief 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 Horsethief?

Horsethief is owned by information not available (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Horsethief built?

Horsethief was completed in 1967, making it 59 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 Horsethief?

Horsethief 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 Horsethief?

Horsethief has a dam height of 53 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 Horsethief last inspected?

Horsethief was last inspected on June 20, 2019. 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.