Cascadia Earthquake Prediction 2024 Forecast. A university of washington research project simulates 50 ways a magnitude 9.0 earthquake on the cascadia subduction zone could shake out in the northwest of the united states. A natural resources canada seismologist says the odds of a megathrust earthquake and tsunami on vancouver island occurring in next 50 years are one in 10.

A fault off the pacific coast could devastate washington, oregon and northern california with a major earthquake and tsunami. Oregon has the potential for a 9.0+ magnitude earthquake caused by the cascadia subduction zone and a resulting tsunami of up to 100 feet in height that will impact the coastal area.