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Earthquake Hazards Program

Theoretical P-Wave Travel Times

Magnitude 4.9 GREATER LOS ANGELES AREA, CALIFORNIA
Thursday, June 16, 2005 at 20:53:26 UTC

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

Theoretical P-wave Travel Times

Theoretical P-wave Travel Times

These maps show 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
Los Angeles, California 1.02 0:19.620:53:44.6Pb
San Francisco, California 5.74 1:25.020:54:50.0Pn
Albuquerque, New Mexico 8.62 2:04.520:55:29.5Pn
Golden, Colorado 11.03 2:37.420:56:02.4Pn
Seattle, Washington 14.29 3:22.120:56:47.1Pn
Wichita, Kansas 16.36 3:49.420:57:14.4Pn
Brownsville, Texas 18.74 4:18.520:57:43.5P
Mexico City, Mexico 21.55 4:49.120:58:14.1P
St. Louis, Missouri 22.00 4:53.920:58:18.9P
Duluth, Minnesota 22.66 5:01.020:58:26.0P
Knoxville, Tennessee 26.10 5:33.520:58:58.5P
Washington, D.C. 32.32 6:28.820:59:53.8P
Miami, Florida 32.84 6:33.320:59:58.3P
Ottawa, Canada 33.38 6:38.021:00:03.0P
Philadephia, Pennsylvania 33.70 6:40.821:00:05.8P
Anchorage, Alaska 34.39 6:46.821:00:11.8P
New York, New York 34.54 6:48.121:00:13.1P
Boston, Massachusetts 36.66 7:06.321:00:31.3P
Honolulu, Hawaii 38.07 7:18.221:00:43.2P
Bangor, Maine 38.27 7:19.921:00:44.9P
San Juan, Puerto Rico 47.72 8:36.421:02:01.4P
Lima, Peru 59.5810:03.421:03:28.4P
Bergen, Norway 74.7411:39.721:05:04.7P
London, England 78.4212:00.521:05:25.5P
Tokyo, Japan 80.2912:10.721:05:35.7P
Moscow, Russia 87.9812:49.821:06:14.8P
Agana, Guam 89.2412:55.721:06:20.7P
Rome, Italy 91.3613:05.621:06:30.6P
Beijing, China 91.3813:05.721:06:30.7P
Wellington, New Zealand 97.7013:34.521:06:59.5P
Brisbane, Australia 104.8214:06.121:07:31.1Pdiff
Palmer Station, Antarctica 108.9814:24.521:07:49.5Pdiff
Kathmandu, Nepal 115.0414:51.421:08:16.4Pdiff
Nairobi, Kenya 139.2416:38.821:10:03.8Pdiff

Travel Time Information and Calculator

 


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