Emergency manager explains earthquake risks, ShakeAlert and practical safety steps
Brian Turbusch outlined Washington’s earthquake threats — Cascadia megathrust, deep earthquakes and crustal faults — highlighted ShakeAlert early‑warning uses and thresholds, and urged residents to practice drop, cover and hold on and to secure unreinforced masonry buildings.
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Brian Turbusch, earthquake and volcano program manager for the Washington Emergency Management Division, said Washington has the second‑highest earthquake risk in the United States and explained three primary sources of large quakes: the Cascadia Subduction Zone, deep subducting‑plate earthquakes and shallow crustal faults such as the Seattle and Tacoma faults.
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