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Earthquake Hazards Program

Magnitude 5.7 OFFSHORE VERACRUZ, MEXICO

Thursday, October 29, 2009 at 10:52:57 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
Mexico City, Mexico 3.51 0:54.610:53:51.6Pn
Brownsville, Texas 7.06 1:43.410:54:40.4Pn
Miami, Florida 15.62 3:40.210:56:37.2Pn
Wichita, Kansas 18.71 4:18.510:57:15.5P
Albuquerque, New Mexico 18.78 4:19.310:57:16.3P
Knoxville, Tennessee 19.12 4:23.110:57:20.1P
St. Louis, Missouri 20.06 4:33.310:57:30.3P
Phoenix, Arizona 20.62 4:39.410:57:36.4P
Golden, Colorado 22.26 4:57.110:57:54.1P
Los Angeles, California 25.17 5:25.510:58:22.5P
Washington, D.C. 25.41 5:27.710:58:24.7P
Philadelphia, Pennsylvania 27.19 5:43.710:58:40.7P
Duluth, Minnesota 27.75 5:48.710:58:45.7P
San Juan, Puerto Rico 27.77 5:48.910:58:45.9P
New York, New York 28.35 5:54.110:58:51.1P
San Francisco, California 29.99 6:08.610:59:05.6P
Ottawa, Canada 30.97 6:17.310:59:14.3P
Boston, Massachusetts 31.07 6:18.210:59:15.2P
Bangor, Maine 33.95 6:43.410:59:40.4P
Lima, Peru 35.89 7:00.110:59:57.1P
Seattle, Washington 36.03 7:01.310:59:58.3P
Anchorage, Alaska 56.61 9:43.011:02:40.0P
Honolulu, Hawaii 58.24 9:54.511:02:51.5P
London, England 78.5412:01.611:04:58.6P
Bergen, Norway 78.8412:03.211:05:00.2P
Palmer Station, Antarctica 89.6012:57.811:05:54.8P
Rome, Italy 90.1213:00.211:05:57.2P
Moscow, Russia 95.6413:25.611:06:22.6P
Wellington, New Zealand 102.1313:54.511:06:51.5Pdiff
Tokyo, Japan 104.5414:05.211:07:02.2Pdiff
Agana, Guam 112.4514:40.411:07:37.4Pdiff
Beijing, China 114.2214:48.211:07:45.2Pdiff
Brisbane, Australia 117.2215:01.511:07:58.5Pdiff
Nairobi, Kenya 130.0715:58.611:08:55.6Pdiff
Kathmandu, Nepal 133.5216:13.911:09:10.9Pdiff

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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