Seldovia Upper Dam
Key Takeaway
Seldovia Upper Dam is classified as low hazard in Alaska. It was completed in 1953 and is 73 years old. Its primary use is water supply.
Physical Details
| Dam Height | 24 ft (taller than 42.4% in AK) |
| Dam Length | 126 ft |
| Dam Type | Arch |
| Max Storage | 16 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 340 cfs |
| Year Completed | 1953 (73 years old) |
| Year Modified | 1994 |
| NID ID | AK00024 |
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
CITY OF SELDOVIA
Local Government
Frequently Asked Questions
What is the hazard classification of Seldovia Upper Dam?
Seldovia Upper Dam 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 Seldovia Upper Dam?
Seldovia Upper Dam is owned by CITY OF SELDOVIA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Seldovia Upper Dam built?
Seldovia Upper Dam was completed in 1953, making it 73 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 Seldovia Upper Dam?
Seldovia Upper 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 Seldovia Upper Dam?
Seldovia Upper Dam has a dam height of 24 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 Seldovia Upper Dam last inspected?
Seldovia Upper Dam was last inspected on May 20, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.