Frozen Lake Dam
Key Takeaway
Frozen Lake Dam is classified as high hazard in Washington. It was completed in 1930 and is 96 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 14 ft (taller than 15.2% in WA) |
| Dam Type | Earth |
| Max Storage | 68 acre-ft |
| Year Completed | 1930 (96 years old) |
| NID ID | WA00096 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
DOI NPS
Federal Government
Frequently Asked Questions
What is the hazard classification of Frozen Lake Dam?
Frozen Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Frozen Lake Dam?
Frozen Lake Dam is owned by DOI NPS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Frozen Lake Dam built?
Frozen Lake Dam was completed in 1930, making it 96 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 Frozen Lake Dam?
Frozen Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Frozen Lake Dam?
Frozen Lake Dam has a dam height of 14 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 Frozen Lake Dam last inspected?
Frozen Lake Dam was last inspected on August 9, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.