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Earthquake Hazards Program

Magnitude 4.8 COLOMBIA

Sunday, July 15, 2007 at 19:30:01 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
Lima, Peru 15.87 3:39.719:33:41.7Pn
San Juan, Puerto Rico 17.27 3:57.319:33:59.3Pn
Miami, Florida 22.27 4:52.319:34:54.2P
Mexico City, Mexico 27.74 5:43.219:35:45.2P
Brownsville, Texas 30.39 6:06.719:36:08.7P
Knoxville, Tennessee 33.18 6:31.119:36:33.1P
Washington, D.C. 34.94 6:46.419:36:48.4P
Philadephia, Pennsylvania 35.98 6:55.319:36:57.2P
New York, New York 36.76 7:02.019:37:04.0P
St. Louis, Missouri 37.17 7:05.419:37:07.4P
Boston, Massachusetts 38.56 7:17.219:37:19.2P
Wichita, Kansas 39.21 7:22.519:37:24.5P
Bangor, Maine 41.26 7:39.519:37:41.5P
Ottawa, Canada 41.44 7:40.919:37:42.9P
Albuquerque, New Mexico 42.35 7:48.419:37:50.4P
Golden, Colorado 44.69 8:07.219:38:09.2P
Phoenix, Arizona 45.00 8:09.719:38:11.7P
Duluth, Minnesota 45.12 8:10.619:38:12.6P
Los Angeles, California 49.74 8:46.519:38:48.5P
San Francisco, California 54.45 9:21.619:39:23.6P
Seattle, Washington 59.34 9:56.119:39:58.1P
Palmer Station, Antarctica 71.8811:17.119:41:19.1P
London, England 77.9711:52.319:41:54.3P
Anchorage, Alaska 79.1411:58.719:42:00.7P
Honolulu, Hawaii 81.4012:10.819:42:12.8P
Bergen, Norway 82.2212:15.119:42:17.1P
Rome, Italy 86.0712:34.619:42:36.6P
Moscow, Russia 99.7213:37.519:43:39.5Pdiff
Wellington, New Zealand 107.2114:10.719:44:12.7Pdiff
Nairobi, Kenya 112.4714:34.119:44:36.1Pdiff
Brisbane, Australia 128.0615:43.319:45:45.3Pdiff
Tokyo, Japan 128.6415:45.919:45:47.9Pdiff
Beijing, China 135.1116:14.619:46:16.6Pdiff
Agana, Guam 136.4316:20.419:46:22.4Pdiff
Kathmandu, Nepal 143.6716:52.619:46:54.6Pdiff

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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