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Earthquake Hazards Program

Theoretical P-Wave Travel Times

Magnitude 7.3 NICOBAR ISLANDS, INDIA REGION
Sunday, July 24, 2005 at 15:42:06 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
Kathmandu, Nepal 20.70 4:40.315:46:45.3P
Beijing, China 38.55 7:22.615:49:27.6P
Tokyo, Japan 51.43 9:05.115:51:10.1P
Agana, Guam 51.90 9:08.615:51:13.6P
Nairobi, Kenya 55.91 9:38.015:51:43.0P
Moscow, Russia 63.9810:33.515:52:38.5P
Brisbane, Australia 68.5511:02.815:53:07.8P
Rome, Italy 77.0511:53.315:53:58.3P
Bergen, Norway 81.5912:18.115:54:23.1P
London, England 85.3012:37.115:54:42.1P
Wellington, New Zealand 89.6712:58.215:55:03.2P
Anchorage, Alaska 96.0213:27.315:55:32.3P
Honolulu, Hawaii 105.4614:09.315:56:14.3Pdiff
Seattle, Washington 116.7114:59.315:57:04.3Pdiff
Palmer Station, Antarctica 118.1415:05.615:57:10.6Pdiff
San Francisco, California 124.2515:32.715:57:37.7Pdiff
Bangor, Maine 124.7715:35.015:57:40.0Pdiff
Duluth, Minnesota 125.4415:38.015:57:43.0Pdiff
Ottawa, Canada 125.8015:39.615:57:44.6Pdiff
Boston, Massachusetts 127.6915:48.015:57:53.0Pdiff
Los Angeles, California 129.2815:55.115:58:00.1Pdiff
Golden, Colorado 129.9215:57.915:58:02.9Pdiff
New York, New York 129.9515:58.015:58:03.0Pdiff
Philadephia, Pennsylvania 130.9416:02.415:58:07.4Pdiff
Washington, D.C. 132.3516:08.715:58:13.7Pdiff
St. Louis, Missouri 133.6016:14.215:58:19.2Pdiff
Albuquerque, New Mexico 133.6916:14.615:58:19.6Pdiff
Wichita, Kansas 133.6916:14.615:58:19.6Pdiff
Knoxville, Tennessee 136.2916:26.215:58:31.2Pdiff
Brownsville, Texas 145.0919:36.216:01:41.2PKPbc
Miami, Florida 145.6919:38.016:01:43.0PKPdf
San Juan, Puerto Rico 146.1219:38.716:01:43.8PKPdf
Mexico City, Mexico 150.6319:46.016:01:51.0PKPdf
Lima, Peru 168.5920:06.516:02:11.5PKPdf

Travel Time Information and Calculator

 


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