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Earthquake Hazards Program

Theoretical P-Wave Travel Times

Magnitude 6.6 KYUSHU, JAPAN
Sunday, March 20, 2005 at 01:53:42 UTC

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

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
Tokyo, Japan 8.24 1:59.6 1:55:41.6Pn
Beijing, China 12.42 2:56.8 1:56:38.8Pn
Agana, Guam 24.33 5:17.8 1:58:59.8P
Kathmandu, Nepal 38.63 7:23.3 2:01:05.3P
Anchorage, Alaska 56.34 9:41.1 2:03:23.1P
Moscow, Russia 63.9910:33.5 2:04:15.5P
Honolulu, Hawaii 64.0410:33.9 2:04:15.9P
Brisbane, Australia 64.8010:38.8 2:04:20.8P
Bergen, Norway 75.7611:46.0 2:05:28.0P
Seattle, Washington 76.1911:48.4 2:05:30.4P
San Francisco, California 82.0312:20.4 2:06:02.4P
London, England 84.4212:32.7 2:06:14.7P
Rome, Italy 85.3012:37.1 2:06:19.1P
Wellington, New Zealand 85.3712:37.5 2:06:19.5P
Los Angeles, California 86.9912:45.4 2:06:27.4P
Golden, Colorado 90.7713:03.2 2:06:45.2P
Duluth, Minnesota 91.2513:05.5 2:06:47.5P
Nairobi, Kenya 93.3313:15.0 2:06:57.0P
Albuquerque, New Mexico 93.3513:15.2 2:06:57.2P
Wichita, Kansas 96.2713:28.4 2:07:10.4P
Ottawa, Canada 97.7513:35.1 2:07:17.1P
St. Louis, Missouri 98.7713:39.6 2:07:21.6Pdiff
Bangor, Maine 99.9013:44.6 2:07:26.6Pdiff
Boston, Massachusetts 101.7713:53.0 2:07:35.0Pdiff
New York, New York 102.5813:56.6 2:07:38.6Pdiff
Philadephia, Pennsylvania 102.9813:58.3 2:07:40.3Pdiff
Knoxville, Tennessee 103.1913:59.3 2:07:41.3Pdiff
Washington, D.C. 103.4214:00.2 2:07:42.2Pdiff
Brownsville, Texas 105.4214:09.1 2:07:51.1Pdiff
Mexico City, Mexico 109.3114:26.4 2:08:08.4Pdiff
Miami, Florida 114.1614:47.9 2:08:29.9Pdiff
San Juan, Puerto Rico 125.7515:39.4 2:09:21.4Pdiff
Palmer Station, Antarctica 145.0819:36.2 2:13:18.2PKPbc
Lima, Peru 147.2019:40.5 2:13:22.5PKPdf

Travel Time Information and Calculator

 


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