Hills Reservoir (Polk)
Key Takeaway
Hills Reservoir (Polk) is classified as low hazard in Oregon. It was completed in 1963 and is 63 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 19 ft (taller than 27.8% in OR) |
| Dam Length | 290 ft |
| Dam Type | Earth |
| Max Storage | 73 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 23 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | OR01925 |
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
CHUCK & MAXIME DEHN
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Hills Reservoir (Polk)?
Hills Reservoir (Polk) 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 Hills Reservoir (Polk)?
Hills Reservoir (Polk) is owned by CHUCK & MAXIME DEHN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hills Reservoir (Polk) built?
Hills Reservoir (Polk) was completed in 1963, making it 63 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 Hills Reservoir (Polk)?
Hills Reservoir (Polk) 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 Hills Reservoir (Polk)?
Hills Reservoir (Polk) has a dam height of 19 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 Hills Reservoir (Polk) last inspected?
Hills Reservoir (Polk) was last inspected on January 14, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.