Hidden Lake Dam
Key Takeaway
Hidden Lake Dam is classified as significant hazard in Pennsylvania. It was completed in 1928 and is 98 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 | 9 ft (taller than 5.5% in PA) |
| Dam Type | Earth |
| Max Storage | 242 acre-ft |
| Year Completed | 1928 (98 years old) |
| Year Modified | 1999 |
| NID ID | PA00989 |
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
DOI NPS
Federal Government
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High Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Hidden Lake Dam?
Hidden Lake Dam 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 Dam?
Hidden Lake Dam is owned by DOI NPS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hidden Lake Dam built?
Hidden Lake Dam was completed in 1928, making it 98 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 Dam?
Hidden Lake Dam serves the following purposes: Fish And Wildlife Pond, Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hidden Lake Dam?
Hidden Lake Dam has a dam height of 9 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 Dam last inspected?
Hidden Lake Dam was last inspected on May 2, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.