Blanchard Creek
Key Takeaway
Blanchard Creek is classified as significant hazard in Idaho. It was completed in 1910 and is 116 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 24.4% in ID) |
| Dam Length | 60 ft |
| Normal Storage | 240 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 34 sq mi |
| Max Discharge | 108 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | ID00265 |
Safety Information
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?
Ownership
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Blanchard Creek?
Blanchard Creek 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 Blanchard Creek?
Blanchard Creek is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Blanchard Creek built?
Blanchard Creek was completed in 1910, making it 116 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 Blanchard Creek?
Blanchard Creek 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 Blanchard Creek?
Blanchard Creek has a dam height of 19 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 Blanchard Creek last inspected?
Blanchard Creek was last inspected on October 30, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.