Hidden Lake
Key Takeaway
Hidden Lake is classified as significant hazard in Idaho. It was completed in 1970 and is 56 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 26 ft (taller than 46.3% in ID) |
| Dam Length | 1,525 ft |
| Normal Storage | 375 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 120 cfs |
| Year Completed | 1970 (56 years old) |
| Year Modified | 1972 |
| NID ID | ID00251 |
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 Hidden Lake?
Hidden Lake 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 Hidden Lake?
Hidden Lake is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hidden Lake built?
Hidden Lake was completed in 1970, making it 56 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 Hidden Lake?
Hidden Lake serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hidden Lake?
Hidden Lake has a dam height of 26 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 Hidden Lake last inspected?
Hidden Lake was last inspected on June 22, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.