The Seattle fault zone is a network of shallow faults slicing through the lowlands of Puget Sound, threatening to create damaging earthquakes for the more than four million people who live there. A ...
Boulder, Colo., USA: In the Pacific Northwest, big faults like the Cascadian subduction zone located offshore, get a lot of attention. But big faults aren’t the only ones that pose significant hazards ...
A hazardous fault line that runs south of downtown Seattle may have formed when the edge of the North American continent tore apart 55 million years ago, a new study suggests. Seattle sits atop the ...
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