Lost River Diversion
Key Takeaway
Lost River Diversion is classified as low hazard in Oregon. It was completed in 1912 and is 114 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 41 ft (taller than 78.3% in OR) |
| Dam Length | 675 ft |
| Dam Type | Concrete |
| Max Storage | 2.3K acre-ft |
| Normal Storage | 2.3K acre-ft |
| Surface Area | 281 acres |
| Max Discharge | 13,000 cfs |
| Year Completed | 1912 (114 years old) |
| NID ID | OR00586 |
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
RECLAMATION
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lost River Diversion?
Lost River Diversion 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 Lost River Diversion?
Lost River Diversion is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lost River Diversion built?
Lost River Diversion was completed in 1912, making it 114 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 Lost River Diversion?
Lost River Diversion serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lost River Diversion?
Lost River Diversion has a dam height of 41 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.