Headworks Diversion Dam
Key Takeaway
Headworks Diversion Dam is classified as low hazard in Oregon. It was completed in 1923 and is 103 years old. Its primary use is water supply.
Physical Details
| Dam Height | 30 ft (taller than 58.4% in OR) |
| Dam Length | 150 ft |
| Dam Type | Concrete |
| Max Storage | 35 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 2 acres |
| Max Discharge | 0 cfs |
| Year Completed | 1923 (103 years old) |
| NID ID | OR04093 |
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
City of Portland Oregon
Local Government
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Significant Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Headworks Diversion Dam?
Headworks Diversion Dam 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 Headworks Diversion Dam?
Headworks Diversion Dam is owned by City of Portland Oregon (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Headworks Diversion Dam built?
Headworks Diversion Dam was completed in 1923, making it 103 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 Headworks Diversion Dam?
Headworks Diversion Dam serves the following purposes: Water Supply, Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Headworks Diversion Dam?
Headworks Diversion Dam has a dam height of 30 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 Headworks Diversion Dam last inspected?
Headworks Diversion Dam was last inspected on June 11, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.