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Earthquake Hazards Program

Theoretical P-Wave Travel Times

Magnitude 4.3 GREECE
Tuesday, August 24, 2004 at 12:38:50 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
Rome, Italy 9.10 2:10.012:40:60.0Pn
Moscow, Russia 19.61 4:26.712:43:16.7P
London, England 21.07 4:42.612:43:32.6P
Bergen, Norway 24.67 5:19.112:44:09.1P
Nairobi, Kenya 41.50 7:45.312:46:35.3P
Kathmandu, Nepal 51.95 9:07.112:47:57.1P
Bangor, Maine 65.6010:42.112:49:32.1P
Boston, Massachusetts 68.3310:59.512:49:49.5P
Beijing, China 68.4711:00.412:49:50.4P
Ottawa, Canada 69.4211:06.312:49:56.3P
New York, New York 71.0511:16.312:50:06.3P
Philadephia, Pennsylvania 72.2211:23.312:50:13.3P
Washington, D.C. 74.0111:33.912:50:23.9P
Duluth, Minnesota 77.4911:53.812:50:43.8P
San Juan, Puerto Rico 78.5111:59.512:50:49.5P
Anchorage, Alaska 80.4212:09.912:50:59.9P
Knoxville, Tennessee 80.8912:12.412:51:02.4P
St. Louis, Missouri 82.0512:18.512:51:08.5P
Miami, Florida 84.2512:29.912:51:19.9P
Tokyo, Japan 85.4712:36.012:51:26.0P
Wichita, Kansas 86.5912:41.512:51:31.6P
Seattle, Washington 88.8012:52.112:51:42.1P
Golden, Colorado 89.0312:53.212:51:43.2P
Albuquerque, New Mexico 93.4313:13.612:52:03.6P
Brownsville, Texas 95.4413:22.712:52:12.7P
San Francisco, California 97.8313:33.512:52:23.5P
Los Angeles, California 99.5313:41.012:52:31.0Pdiff
Mexico City, Mexico 101.2513:48.712:52:38.7Pdiff
Agana, Guam 104.5314:03.212:52:53.2Pdiff
Lima, Peru 105.7214:08.512:52:58.5Pdiff
Honolulu, Hawaii 120.4215:13.712:54:03.7Pdiff
Palmer Station, Antarctica 124.1915:30.512:54:20.5Pdiff
Brisbane, Australia 136.6516:25.812:55:15.8Pdiff
Wellington, New Zealand 157.7919:54.012:58:44.0PKPdf

Travel Time Information and Calculator

 


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