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zakthor zakthor is online now
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Join Date: Jun 2010
Location: beaux arts, wa
Posts: 1,404
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West coast earthquakes are small?

There’s a big one coming to the seattle area. Seattle fault goes directly under my house. I’m expecting everything is going to be destroyed. Apparently we are overdue.

Osceola mud flow: rainier cut loose and made a debris flow that reached lake Washington and Peugeot sound 5600 years ago.

WRT earthquakes this paper was pretty interesting. South beach Oregon they matched tree rings to a tsunami recorded in Japan. Whole valley in coastal Oregon was inundated. Apparently has a lot to do with the shape of the earthquake and of the ocean floor at the coast.

https://nhess.copernicus.org/articles/21/1971/2021/

Says at south beach to expect run up heights of 17 meters.

We have a place on the water up north at an altitude of 35 feet but the shore there is deep and steep, the tsunami is expected to roll right past but if there’s a big one I’ll be driving/biking/running away up a nearby mountain.
Old 10-19-2024, 10:02 PM
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