"Community members are encouraged to have at least 30 days of supplies as it may take days or weeks before help can access you and your home after a large earthquake." by Matthew Nash via Sequim Gazette Image Caption: New maps from the Department of Natural Resources show the potential flooding impact from a tsunami caused by a 9.0 earthquake along the Cascadia subduction zone. New maps through a study by geologists with the Washington Geological Survey division of the Washington Department of Natural Resources show that a 9.0 magnitude earthquake could be devastating to the state's coastlines and roadways, including along the entirety of the Olympic Peninsula. The new study, which became available days after the undersea volcanic eruption by Tonga on Jan. 15, uses a simulated magnitude 9.0 earthquake on the Cascadia subduction zone, according to DNR staff. Geologists predict the first tsunami waves could reach La Push 10 minutes from the start of the earthquake, and Washington's