University of Wisconsin Milwaukee Department of Geosciences
10/26/04 South Sandwich Islands Region 6.4 Mw Earthquake
10/26/04 South Sandwich Islands Region Focal Mechanism
10/26/04 South Sandwich Islands Region Earthquake Focal Mechanism


Earthquake Details

Seismogram Explanation

Location: South Sandwich Islands Region

Pdiff-wave arrival time: Not verified.

Date: October 26, 2004

Sdiff-wave arrival time: Not verified.

Time: 22:53:07 (UTC); 5:53:07 pm (local)

The vertical axis is in units of displacement in centimeters.

Latitude: 57.10 S

The horizontal axis is in units of time in seconds.

Longitude: 24.72 W

The beginning of the file is the origin of the event.

Magnitude: 6.4 Mw

Depth: 4 km

Distance: 112.95 deg (7,799 miles from Milwaukee)


Updated as of by Brett Ketter

Seismograms created using Seismic Analysis Code (SAC; Lawrence Livermore National Laboratory)
Focal mecanisms created using Generic Mapping Tools (GMT; Wessel and Smith; University of Hawaii, Manoa)

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