Wednesday, April 11, 2012
Giant Sumatra earthquake recorded in Arizona
This morning's magnitude 8.6 earthquake off Sumatra, Indonesia, sent seismic waves around the world. They were picked up by the Arizona Broadband Seismic Network, run by AZGS.
Our seismologist, Lisa Linville, based in Flagstaff, compiled this summary of the arrivals in Arizona.
at 7:33 AM