Animation of Seismic Waves
Magnitude 7.9 CENTRAL ALASKA
2002 November 03 22:12:41 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
This animation shows the seismic waves generated by the 2002 Denali Fault
earthquake.
P-waves are shown in red; S-waves are shown in blue; Surface waves
are shown in yellow.
Phase arrival times are indicated on the vertical (Z) seismograms displayed
at the top of the animation.
Seismograms are shown for:
COLA: College, Alaska
PFO: Pinyon Flat Observatory, California
SSPA: Standing Stone, Pennsylvania
CTAO: Charter Towers, Australia
DBIC: Dimbokro, Cote d'Ivoire
LBTB: Lobatse, Botswana
This animation is running 100 times faster than the waves actually traveled.
Animation of PC program Seismic Waves written by Alan Jones. This program may be downloaded for free. A complete tutorial is available with the download.
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