Magnitude 6.6 - BIO-BIO, CHILE

2004 May 3 04:36:50 UTC

Magnitude	6.6 (Strong)
Date-Time	Monday, May 3, 2004 at 04:36:50 (UTC) = Coordinated Universal Time Monday, May 3, 2004 at 12:36:50 AM = local time at epicenter Time of Earthquake in other Time Zones
Location	37.649°S, 73.439°W
Depth	21 km (13.0 miles) set by location program
Region	BIO-BIO, CHILE
Distances	95 km (60 miles) SSW of Concepcion, Chile 140 km (85 miles) NNW of Temuco, Chile 240 km (150 miles) N of Valdivia, Chile 525 km (325 miles) SSW of SANTIAGO, Chile
Location Uncertainty	horizontal +/- 8.2 km (5.1 miles); depth fixed by location program
Parameters	Nst=190, Nph=190, Dmin=177.9 km, Rmss=1.29 sec, Gp= 68°, M-type=teleseismic moment magnitude (Mw), Version=S
Source	USGS NEIC (WDCS-D)
Event ID	usiaag

This event has been reviewed by a seismologist.
Did you feel it?
Report shaking and damage at your location. You can also view a map displaying accumulated data from your report and others.

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