Dober Reservoir
Key Takeaway
Dober Reservoir is classified as significant hazard in Oregon. It was completed in 1954 and is 72 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 23 ft (taller than 39.8% in OR) |
| Dam Length | 430 ft |
| Dam Type | Earth |
| Max Storage | 100 acre-ft |
| Normal Storage | 106 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 70 cfs |
| Year Completed | 1954 (72 years old) |
| NID ID | OR00262 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
TREESAP LLC, DBA: HINES GROWERS
Private
Nearby Dams
Hoefer-Pierson Reservoir
Washington, OR
Significant Hazard 23 ftWalters, Glenn #5
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Significant Hazard 29 ftGustav Krause
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Low Hazard 23 ftPearson Reservoir
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Low Hazard 64 ftUnger-Bill Dam
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Significant Hazard 39 ftWalters, Glenn #1 - Large
Washington, OR
Significant Hazard 25 ftPierson-Upper
Washington, OR
Low Hazard 31 ftHatfield (Spaulding)
Washington, OR
Low Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Dober Reservoir?
Dober Reservoir is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Dober Reservoir?
Dober Reservoir is owned by TREESAP LLC, DBA: HINES GROWERS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dober Reservoir built?
Dober Reservoir was completed in 1954, making it 72 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 Dober Reservoir?
Dober 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 Dober Reservoir?
Dober Reservoir has a dam height of 23 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 Dober Reservoir last inspected?
Dober Reservoir was last inspected on November 5, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.