Eyak Lake
Key Takeaway
Eyak Lake is classified as low hazard in Alaska. It was completed in 1972 and is 54 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 2 ft |
| Dam Length | 365 ft |
| Dam Type | Other |
| Max Storage | 13.0K acre-ft |
| Normal Storage | 13.0K acre-ft |
| Surface Area | 2,432 acres |
| Drainage Area | 42 sq mi |
| Year Completed | 1972 (54 years old) |
| NID ID | AK00049 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
ALASKA D.O.T./P.F.
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Eyak Lake?
Eyak Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Eyak Lake?
Eyak Lake is owned by ALASKA D.O.T./P.F. (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Eyak Lake built?
Eyak Lake was completed in 1972, making it 54 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 Eyak Lake?
Eyak Lake serves the following purposes: Fish And Wildlife Pond, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Eyak Lake?
Eyak Lake has a dam height of 2 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 Eyak Lake last inspected?
Eyak Lake was last inspected on December 13, 1984. Inspection dates indicate when a formal review occurred, not the results of that inspection.