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Magnitude 8.1 Balleny Islands Region

1998 March 25 03:12:25 UTC

Preliminary Earthquake Report

U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

	Magnitude	8.1
	Date-Time	1998 03 25 03:12:25 UTC
	Location	62.87S 149.52E
	Depth	10.0 kilometers
	Region	Balleny Islands Region
	Reference	620 km (385 miles) NE of Dumont d'Urville, Antarctica 735 km (460 miles) WNW of Young Island, Balleny Islands 2820 km (1750 miles) S of Melbourne, Australia 3075 km (1910 miles) S of CANBERRA, Australia
	Location Quality	Error estimate not available
	Location Quality Parameters	Not available
	Source	USGS NEIC (WDCS-D)
	Remarks	Believed to be the largest instrumentally recorded earthquake in this area to date. Complex earthquake, with a larger event occurring about 10 seconds after onset

Location Map Historical Seismicity Theoretical P-Wave Travel Times Moment Tensor Solution Energy and Broadband Solution Earthquakes: Frequently Asked Questions

NB: The region name is an automatically generated name from the Flinn-Engdahl (F-E) seismic and geographical regionalization scheme. The boundaries of these regions are defined at one-degree intervals and therefore differ from irregular political boundaries. More->