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2020 Washington Participation Totals

participants were registered in the 2020 Great Washington ShakeOut (as of 09/13/2025 2:30 AM PST).

View statistics by ShakeOut year:

CategoryParticipants
Participation totals for each area Total
© 2025 Statewide California Earthquake Center (SCEC), headquartered at the University of Southern California (USC)
The Great Washington ShakeOut