
The city of Portland, Oregon, faces potential threats from various geophysical and meteorological events. These range from infrequent but high-impact occurrences like earthquakes and volcanic eruptions to more common hazards such as... Read more »

The city of Portland, Oregon, faces potential threats from various natural hazards. These include earthquakes, stemming from the Cascadia Subduction Zone and other local faults, floods from the Willamette and Columbia Rivers,... Read more »