Monthly Archives: December 2014

Sumatra-Andaman subduction zone 2014/12/26: Slip, Deformation, and Energy

Here is an update to my post earlier on the 2004 Sumatra-Andaman subduction zone earthquake of 2004/12/26 (about a decade ago). This series of plots show the large variation in non unique slip models for this earthquake. The authors divide … Continue reading

Posted in earthquake, education, geology, plate tectonics, subduction, sumatra, tsunami

Boxing Day Earthquake: Sumatra-Andaman subduction zone 2014/12/26

The Decadal Anniversary is coming up and I will be posting some material regarding the earthquake and tsunami that changed the lives of millions. This Mw 9.15 earthquake, slightly smaller in magnitude than the M 9.2 Good Friday Earthquake of … Continue reading

Posted in earthquake, education, geology, plate tectonics, subduction, sumatra, tsunami

Earthquake along the New Britain trench (Solomon Isles and Papua New Guinea)

We just had an earthquake swarm along the subduction zone trench offshore of the Solomon Islands. Here is the USGS earthquake page for this Mw 6.8 subduction zone earthquake. Here is a map of the region with the recent swarm. … Continue reading

Posted in College Redwoods, earthquake, education, Extension, geology, plate tectonics, subduction, Transform