Tag Archives: Christchurch

Two more earthquakes shake Christchurch

Posted on December 23, 2011 by Chris Rowan

Just as it seemed that seismic activity was finally dying down in Christchurch, the city has been shaken by two more earthquakes. The USGS currently has the first shock pegged as a magnitude 5.8, and the second as a magnitude … Continue reading →

Categories: earthquakes, focal mechanisms, geohazards

Proof of earthquake triggering in Christchurch? Not so fast…

Posted on October 5, 2011 by Chris Rowan

When a magnitude 6.3 earthquake scored an almost direct hit on Christchurch in February, I discussed the possibility that rather than being a simple aftershock of

Categories: earthquakes, tectonics

Update: Christchurch aftershocks

Posted on June 27, 2011 by Chris Rowan

As the aftershocks of the Darfield quake continue, where do the future seismic dangers lie? Continue reading →

Categories: earthquakes, geohazards, tectonics

More large aftershocks rattle Christchurch: will it ever end?

Posted on June 13, 2011 by Chris Rowan

Analysis of the ongoing earthquake sequence. Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, tectonics

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