Puget Sound Earthquake – Washington – April 13, 1949. USGS says the Seattle-area has a 75 per cent or greater chance of being hit by a damaging earthquake in the next century. Indoors. One overrun site is 10 kilometers northwest of downtown Seattle; another is on … The Seattle Fault cuts across Puget Sound, crossing the southern tip of Bainbridge Island and under Elliott Bay. An eighty-mile coastal strip from Seattle to Chehalis was severely damaged.

Last Updated Dec 18, 2019 at 6:03 am PDT (iStock Photo) Summary. Water surged from Puget Sound sometime between 1000 and 1100 years ago, overrunning tidal marshes and mantling them with centimeters of sand.
Researchers warn Puget Sound is a 'red zone,' just like California, when it comes to … Leave a Comment / Natural / By devastating. General background Earthquake sources and hazard. Its epicenter was close to the coast between Olympia and Tacoma and it was felt strongly in Washington, Oregon, Idaho, and British Columbia. Stay away from windows and items that could fall from overhead. The Puget Sound has the potential to experience three different types of earthquakes: shallow, deep and subduction. Seek refuge under a desk, table, or other substantial furniture or fixtures.

On April 13, 1949, a 7.1 magnitude earthquake occurred in western Washington. These deep earthquakes occurred in the … Proceed quickly to the nearest safe exit.

Typical Puget …

by The Canadian Press. Shallow and deep quakes are just what they sound like—shallow earthquakes take place between 0 and 30 km from the surface; deep earthquakes …


Do not exit buildings until the shaking stops. There’s an earthquake in the Puget Sound region from 1939 that perhaps a few can still recall, or maybe remember their parents or grandparents talking about. Lesser Puget Sound earthquakes with shallow epicenters, caused by the fracturing of stressed oceanic rocks as they are subducted, still cause great damage. Video Shows Tsunami Wave In Puget Sound - Seattle, WA - State geologists have created a simulation showing what a tsunami produced by a magnitude 9.0 quake would mean for Puget Sound. These findings show that a tsunami was generated in Puget Sound, and they tend to confirm that a large shallow earthquake occurred in the Seattle area about 1000 years ago. It … The earthquake source was 52 km deep with the epicenter located close to the Nisqually River delta in the same location as the M7.1 earthquake of 1949. The Nisqually Earthquake had four aftershocks in the following two weeks. Puget Sound, Washington has had: (M1.5 or greater) 0 earthquakes in the past 24 hours 4 earthquakes in the past 7 days; 7 earthquakes in the past 30 days A magnitude 6.8 earthquake struck southern Puget Sound on February 28, 2001 and caused an estimated $0.7 to $1.4 billion in damages to buildings and roadways in the region (Williams et al., 2001). Puget Sound, Washington has had: (M1.5 or greater) 0 earthquakes in the past 24 hours 4 earthquakes in the past 7 days; 7 earthquakes in the past 30 days Earthquake.