Tag Archives: aftershocks

Earthquake location matters, part eleventy

Posted on April 12, 2011 by Chris Rowan

It’s been a month since the Tohuku earthquake and tsunami rattled then swamped northern Honshu, and Japan continues to be rattled by sizeable aftershocks. A magnitude 7.1 shock last Thursday initially set off further tsunami alerts but the rupture turned … Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, society

Sendai/Tohoku earthquake round-up

Posted on March 20, 2011 by Chris Rowan

It’s hardly surprising that my browsing this week has been focussed largely on the aftermath of the earthquake and tsunami in Japan (which is now officially being referred to as the Tohuku earthquake, rather than the Sendai earthquake; I’d complain … Continue reading →

Categories: earthquakes, geohazards, links

Aftershocks of the Sendai earthquake

Posted on March 14, 2011 by Chris Rowan

On a map of global earthquake activity, Japan rather stands out right now: a pulsing boil of seismic activity that all but drowns out the shaking in the rest of the world. As of a few hours ago (5pm Central … Continue reading →

Categories: basics, earthquakes, geophysics

Aftershocks, triggered earthquakes, and Christchurch’s seismic future

Posted on February 26, 2011 by Chris Rowan

As more scientific information becomes available regarding last week’s magnitude 6.3 earthquake in Christchurch, we can look a bit more closely at the nature of this earthquake, how it fits into the overall tectonic picture in New Zealand, and future … Continue reading →

Categories: earthquakes, geohazards, society, tectonics

Magnitude 6.3 earthquake rocks Christchurch

Posted on February 21, 2011 by Chris Rowan

[Note: see the bottom of this post for the latest updates and links – last update 26th February]. A few hours ago, Christchurch, the largest city on the South Island of New Zealand, was once again shaken by a large … Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, society, tectonics