Monthly Archives: April 2012

some updated maps for the n Sumatra outer rise earthquake swarm

i have updated the map i made this morning with 2 new maps. the first map is just like the original, but i have placed the epicenters to all the earthquakes from this morning (>M4 from the USGS website).  the … Continue reading

Posted in geology, sumatra

Earthquake report: Sumatra Outer Rise Earthquakes

The 2012 M 8.6 and M 8.2 Wharton Basin earthquakes happened shortly after I started preparing Earthquake Reports as earthjay. So, the material I had presented for this sequence was not very explanatory nor sophisticated (not that any of these … Continue reading

Posted in earthquake, education, geology, Indian Ocean, Indonesia, plate tectonics, strike-slip, subduction, sumatra, Transform