Moran Slough Dike
Key Takeaway
Moran Slough Dike is classified as low hazard in Washington. It was completed in 1964 and is 62 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 11 ft (taller than 6.5% in WA) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Normal Storage | 75 acre-ft |
| Surface Area | 75 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1964 (62 years old) |
| NID ID | WA00037 |
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
Grant County PUD
Public Utility
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Moran Slough Dike?
Moran Slough Dike 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 Moran Slough Dike?
Moran Slough Dike is owned by Grant County PUD (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Moran Slough Dike built?
Moran Slough Dike was completed in 1964, making it 62 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 Moran Slough Dike?
Moran Slough Dike serves the following purposes: Hydroelectric, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Moran Slough Dike?
Moran Slough Dike has a dam height of 11 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 Moran Slough Dike last inspected?
Moran Slough Dike was last inspected on August 23, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.