Swift No 2 Hydroelectric Project
Key Takeaway
Swift No 2 Hydroelectric Project is classified as low hazard in Washington. It was completed in 1959 and is 67 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 106 ft (taller than 63% in WA) |
| Dam Length | 16,700 ft |
| Dam Type | Earth |
| Max Storage | 2.5K acre-ft |
| Normal Storage | 2.4K acre-ft |
| Surface Area | 95 acres |
| Max Discharge | 8,000 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | WA00258 |
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
PUD #1 of Cowlitz County, WA
Public Utility
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Swift No 2 Hydroelectric Project?
Swift No 2 Hydroelectric Project 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 Swift No 2 Hydroelectric Project?
Swift No 2 Hydroelectric Project is owned by PUD #1 of Cowlitz County, WA (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Swift No 2 Hydroelectric Project built?
Swift No 2 Hydroelectric Project was completed in 1959, making it 67 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 Swift No 2 Hydroelectric Project?
Swift No 2 Hydroelectric Project serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Swift No 2 Hydroelectric Project?
Swift No 2 Hydroelectric Project has a dam height of 106 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 Swift No 2 Hydroelectric Project last inspected?
Swift No 2 Hydroelectric Project was last inspected on July 19, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.