Snoqualmie Pass Pud Sewage Lagoon No 1
Key Takeaway
Snoqualmie Pass Pud Sewage Lagoon No 1 is classified as low hazard in Washington. It was completed in 1982 and is 44 years old. Its primary use is other.
Physical Details
| Dam Length | 1,110 ft |
| Dam Type | Earth |
| Max Storage | 54 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 6 cfs |
| Year Completed | 1982 (44 years old) |
| NID ID | WA00472 |
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
Snoqualmie Pass Utility District
Public Utility
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Snoqualmie Pass Pud Sewage Lagoon No 1?
Snoqualmie Pass Pud Sewage Lagoon No 1 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 Snoqualmie Pass Pud Sewage Lagoon No 1?
Snoqualmie Pass Pud Sewage Lagoon No 1 is owned by Snoqualmie Pass Utility District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Snoqualmie Pass Pud Sewage Lagoon No 1 built?
Snoqualmie Pass Pud Sewage Lagoon No 1 was completed in 1982, making it 44 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 Snoqualmie Pass Pud Sewage Lagoon No 1?
Snoqualmie Pass Pud Sewage Lagoon No 1 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Snoqualmie Pass Pud Sewage Lagoon No 1 last inspected?
Snoqualmie Pass Pud Sewage Lagoon No 1 was last inspected on November 19, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.