Magnitude 8.7 - OFF THE WEST COAST OF NORTHERN SUMATRA

Earthquake Details

• This event has been reviewed by a seismologist.

Magnitude	8.7
Date-Time	Wednesday, April 11, 2012 at 08:38:38 UTC Wednesday, April 11, 2012 at 02:38:38 PM at epicenter Time of Earthquake in other Time Zones
Location	2.348°N, 93.073°E
Depth	33 km (20.5 miles)
Region	OFF THE WEST COAST OF NORTHERN SUMATRA
Distances	434 km (269 miles) SW of Banda Aceh, Sumatra, Indonesia 550 km (341 miles) SW of Lhokseumawe, Sumatra, Indonesia 963 km (598 miles) W of KUALA LUMPUR, Malaysia 1797 km (1116 miles) WNW of JAKARTA, Java, Indonesia
Location Uncertainty	horizontal +/- 14 km (8.7 miles); depth +/- 2.8 km (1.7 miles)
Parameters	NST=243, Nph=243, Dmin=514.3 km, Rmss=1.67 sec, Gp= 36°, M-type=regional moment magnitude (Mw), Version=8
Source	Magnitude: USGS NEIC (WDCS-D) Location: USGS NEIC (WDCS-D)
Event ID	usc000905e

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• Preliminary Earthquake Report
• U.S. Geological Survey, National Earthquake Information Center:
  World Data Center for Seismology, Denver