Hess Creek Dam
Key Takeaway
Hess Creek Dam is classified as significant hazard in Alaska. It was completed in 1946 and is 80 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 1,710 ft |
| Dam Type | Earth |
| Max Storage | 10.2K acre-ft |
| Normal Storage | 9.7K acre-ft |
| Max Discharge | 600 cfs |
| Year Completed | 1946 (80 years old) |
| NID ID | AK00017 |
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
ALASKA PLACER DEVELOPMENT
Private
Frequently Asked Questions
What is the hazard classification of Hess Creek Dam?
Hess Creek 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 Hess Creek Dam?
Hess Creek Dam is owned by ALASKA PLACER DEVELOPMENT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hess Creek Dam built?
Hess Creek Dam was completed in 1946, making it 80 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 Hess Creek Dam?
Hess Creek 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.
When was Hess Creek Dam last inspected?
Hess Creek Dam was last inspected on September 6, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.