Swamp Creek Reservoir (Harney)
Key Takeaway
Swamp Creek Reservoir (Harney) is classified as low hazard in Oregon. It was completed in 1925 and is 101 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 25.3% in OR) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 530 cfs |
| Year Completed | 1925 (101 years old) |
| NID ID | OR00087 |
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
OREGON DEPARTMENT OF STATE LANDS
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Swamp Creek Reservoir (Harney)?
Swamp Creek Reservoir (Harney) 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 Swamp Creek Reservoir (Harney)?
Swamp Creek Reservoir (Harney) is owned by OREGON DEPARTMENT OF STATE LANDS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Swamp Creek Reservoir (Harney) built?
Swamp Creek Reservoir (Harney) was completed in 1925, making it 101 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 Swamp Creek Reservoir (Harney)?
Swamp Creek Reservoir (Harney) 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 Swamp Creek Reservoir (Harney)?
Swamp Creek Reservoir (Harney) has a dam height of 18 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 Swamp Creek Reservoir (Harney) last inspected?
Swamp Creek Reservoir (Harney) was last inspected on December 19, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.