Magnitude 8.6 Earthquake Off Sumatra Triggers Tsunami Warning But Causes Little Damage

BOSTON, April 11, 2012 – According to catastrophe modeling firm AIR Worldwide, this morning, a M8.6 earthquake struck off the west coast of Northern Sumatra, approximately 434 km southwest of Banda Aceh, the closest population center. According to the United States Geological Survey (USGS), the earthquake occurred at 2:38 PM local time (8:38:37 UTC) and struck at a depth of 22.9 kilometers. The main shock was followed by a series of moderate aftershocks until a little more than two hours later, when a M8.2 aftershock struck 618 km south-southwest of…

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