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World’s Shallowest Slow-Motion Earthquakes Detected Off New Zealand’s Coast

AUSTIN, Texas — Research published in the May 6 edition of Science indicates that slow-motion earthquakes or “slow-slip events” can rupture the shallow portion of a fault that also moves in large, tsunami-generating earthquakes. The finding has important implications for assessing tsunami hazards. The discovery was made by conducting the first-ever detailed investigation of centimeter-level seafloor movement at an offshore subduction zone. (more…)

One Year Later: Japan Quake, Tsunami a Cautionary Tale for Pacific Northwest

By Guest PostMarch 8, 2012Environment, Generalalki, british columbia, cascadia subduction zone, earthquakes, hokkaido university, Japan, jody bourgeois, john vidale, long beach peninsula, magnitude 9, northern california, ocean shores, one year anniversary, oregon, pacific northwest, prediction, puget sound, sapporo, seattle fault, seismometer readings, sunday, tohoku earthquake, tsunami, tsunami evacuation, united states, university of washington, Washington

Sunday marks the one-year anniversary of the great Tohoku earthquake and tsunami that devastated Japan, killing more than 16,000 people and causing billions of dollars in damage.

University of Washington scientists say the event has some important lessons for the Pacific Northwest – most notably, not that a similar event can happen here but that it WILL happen here, and that this region is still much less prepared than Japan was a year ago. (more…)

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World’s Shallowest Slow-Motion Earthquakes Detected Off New Zealand’s Coast

One Year Later: Japan Quake, Tsunami a Cautionary Tale for Pacific Northwest