John's Vashon Preparedness Blog

VashonAlliedArts.org hosts an important lecturer on earthquakes, coming to Vashon in November.

When you notice a tsunami bearing down on you, you can now pull out your smartphone to learn which way to run! The Tsunami Evacuation NW online portal and iPhone and Android apps will also tell you if you work or live...

In “Quake catastrophe like Japan's could hit Pacific Northwest, new data show” M. Alex Johnson of msnbc.com also reports on last month’s reports at the American Association for the Advancement of Science – noting that the Cascadia quake has numerous parallels with Japan’s Tōhoku disaster one year ago.

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According to Bill Steele, the public is woefully unprepared for a certain disaster: we just don’t know when. Mr. Steele is Seismology Lab Coordinator for the Pacific Northwest Seismograph Network (PNSN) at the University of Washington Department of Earth and Space Sciences where he has worked since 1993.

In a widely reported story (covered by USA Today and many other major papers across the country), the Longview Daily News reports...

Japan’s...

…sometime in the next 500 years, according to a great blog a couple weeks back by the PSSN’s John Vidale, a regular contributor to their “Seismo Blog” How likely is it to go? Well you’ll have to read his blog that breaks down some of the inputs to evaluating the actual risk factor – which I think he never actually stated…

There’s a whole list of interrelated blogs on this topic which I saw after reading Ben Jervey’s nice post on the subject – which is a commentary of the NY Times post...

Cascadia Subduction Zone Example: the 1700 earthquake that caused shaking and a tsunami that inundated the Oregon coast and reached as far as Japan.

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Oregon and Washington are likely to have a very serious earthquake in future decades, according to a disturbing article in the Oregonian.

“Within the next 50 years… Washington and northern Oregon face a 10 to 15 percent probability of an offshore quake powerful enough to kill thousands and launch a tsunami that would level coastal cities. … the Northwest is dangerously unprepared...