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Earthquake Hazards Program

Magnitude 6.7 ANTOFAGASTA, CHILE

Sunday, December 16, 2007 at 08:09:17 UTC

Theoretical P-Wave Travel Times

Theoretical P-wave Travel Times

This map shows the predicted (theoretical) travel times, in minutes, of the compressional (P) wave from the earthquake location to points around the globe. The travel times are computed using the spherically-symmetric IASP91 reference earth velocity model. The heavy black lines shown are the approximate distances to the P-wave shadow zone (103 to 140 degrees).

Theoretical P-Wave Travel Times
City Distance
(degrees)
Travel Time
(min:secs)
Arrival Time
UTC
Phase
Lima, Peru 12.39 2:53.6 8:12:13.6Pn
San Juan, Puerto Rico 40.96 7:37.1 8:16:57.1P
Palmer Station, Antarctica 45.37 8:12.7 8:17:32.7P
Miami, Florida 49.04 8:41.3 8:18:01.3P
Mexico City, Mexico 50.53 8:52.6 8:18:12.6P
Brownsville, Texas 55.06 9:26.0 8:18:46.0P
Knoxville, Tennessee 59.9310:00.4 8:19:20.4P
Washington, D.C. 61.4810:10.9 8:19:30.9P
Philadephia, Pennsylvania 62.3710:16.9 8:19:36.9P
New York, New York 63.0510:21.4 8:19:41.4P
St. Louis, Missouri 63.7910:26.3 8:19:46.3P
Boston, Massachusetts 64.5610:31.4 8:19:51.4P
Wichita, Kansas 65.2810:36.1 8:19:56.1P
Bangor, Maine 67.0310:47.3 8:20:07.3P
Albuquerque, New Mexico 67.0410:47.3 8:20:07.3P
Ottawa, Canada 67.8410:52.4 8:20:12.4P
Phoenix, Arizona 68.6310:57.4 8:20:17.4P
Golden, Colorado 70.1611:06.8 8:20:26.8P
Duluth, Minnesota 71.8411:17.0 8:20:37.0P
Los Angeles, California 72.6411:21.7 8:20:41.7P
San Francisco, California 77.6511:50.6 8:21:10.6P
Seattle, Washington 84.3112:26.0 8:21:46.0P
Wellington, New Zealand 92.6613:05.8 8:22:25.8P
London, England 95.6413:19.4 8:22:39.4P
Honolulu, Hawaii 96.0613:21.3 8:22:41.3P
Rome, Italy 99.4013:36.2 8:22:56.2Pdiff
Bergen, Norway 102.3913:49.5 8:23:09.5Pdiff
Anchorage, Alaska 104.8014:00.2 8:23:20.2Pdiff
Nairobi, Kenya 105.0014:01.1 8:23:21.1Pdiff
Brisbane, Australia 115.1914:46.3 8:24:06.3Pdiff
Moscow, Russia 118.2514:59.9 8:24:19.9Pdiff
Agana, Guam 145.8319:31.8 8:28:51.8PKPdf
Tokyo, Japan 151.0519:40.2 8:29:00.2PKPdf
Kathmandu, Nepal 157.0719:48.7 8:29:08.7PKPdf
Beijing, China 161.8619:54.3 8:29:14.3PKPdf

Travel Time Information and Calculator

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


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