Hawn Creek Reservoir
Key Takeaway
Hawn Creek Reservoir is classified as low hazard in Oregon. It was completed in 1961 and is 65 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 23 ft (taller than 39.8% in OR) |
| Dam Length | 268 ft |
| Dam Type | Earth |
| Max Storage | 250 acre-ft |
| Normal Storage | 153 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 1,430 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | OR00367 |
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
HAWN CREEK DISTRICT IMPROVEMENT COMPANY
Local Government
Nearby Dams
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Low Hazard 39 ftNew England Bolt and Thread Reservoir
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Significant Hazard 38 ftMuhs Quarry Dam
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Significant Hazard 40 ftFrequently Asked Questions
What is the hazard classification of Hawn Creek Reservoir?
Hawn Creek 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 Hawn Creek Reservoir?
Hawn Creek Reservoir is owned by HAWN CREEK DISTRICT IMPROVEMENT COMPANY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hawn Creek Reservoir built?
Hawn Creek Reservoir was completed in 1961, making it 65 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 Hawn Creek Reservoir?
Hawn Creek 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 Hawn Creek Reservoir?
Hawn Creek 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 Hawn Creek Reservoir last inspected?
Hawn Creek Reservoir was last inspected on March 25, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.