Loyalty Islands 7.5 Mw Earthquake Recorded at UWM

This site will look much better in a browser that supports web standards, but it is accessible to any browser or Internet device.

Earthquake Details

Location: Loyalty Islands
Date: April 9, 2008
Time: 12:46:18 UTC; 7:46:18 am CDT.
Latitude: 20.21 S
Longitude: 168.81 E
Magnitudes: 7.5 Mw
Depth: 38 km
Distance: 11.07 deg (7807 miles from Milwaukee)

Seismogram Explanation

Pdiff-wave arrival time: not verified.
Sdiff-wave arrival time: not verified.
The vertical axis is in units of displacement in centimeters.
The horizontal axis is in units of time in seconds.
The beginning of the file is the origin of the event.

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)