Dallas Lake Reservoir
Key Takeaway
Dallas Lake Reservoir is classified as low hazard in Oregon. It was completed in 1959 and is 67 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 28 ft (taller than 54.8% in OR) |
| Dam Length | 790 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 920 acre-ft |
| Surface Area | 94 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 100 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | OR00331 |
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
SPARROWK FAMILY
Private
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Dallas Lake Reservoir?
Dallas Lake Reservoir 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 Dallas Lake Reservoir?
Dallas Lake Reservoir is owned by SPARROWK FAMILY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dallas Lake Reservoir built?
Dallas Lake Reservoir 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 Dallas Lake Reservoir?
Dallas Lake Reservoir 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 Dallas Lake Reservoir?
Dallas Lake Reservoir has a dam height of 28 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 Dallas Lake Reservoir last inspected?
Dallas Lake Reservoir was last inspected on October 7, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.