Learn about the geologic evidence for past tsunamis in the Salish Sea, and how this evidence can help us prepare for future tsunamis. The tidal marsh at Discovery Bay, on the Strait of Juan de Fuca, has the longest record of tsunami deposits in Washington. This sequence of at least 10 local tsunamis over the last 3,000 years helps us to understand both the variety of tsunami sources and how often they occur. We will look at the latest tsunami…