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Earthquake Hazards Program

Magnitude 4.9 POTOSI, BOLIVIA

Sunday, July 08, 2007 at 19:12:57 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 12.82 2:57.419:15:55.5Pn
San Juan, Puerto Rico 39.77 7:19.719:20:17.7P
Palmer Station, Antarctica 46.33 8:12.519:21:10.5P
Miami, Florida 48.47 8:29.019:21:27.0P
Mexico City, Mexico 50.90 8:47.419:21:45.4P
Brownsville, Texas 55.19 9:18.919:22:16.9P
Knoxville, Tennessee 59.43 9:48.719:22:46.7P
Washington, D.C. 60.68 9:57.219:22:55.2P
Philadephia, Pennsylvania 61.5010:02.719:23:00.7P
New York, New York 62.1510:07.119:23:05.1P
St. Louis, Missouri 63.4210:15.519:23:13.5P
Boston, Massachusetts 63.5710:16.519:23:14.5P
Wichita, Kansas 65.1410:26.719:23:24.7P
Bangor, Maine 65.9710:32.119:23:30.1P
Ottawa, Canada 66.9710:38.419:23:36.4P
Albuquerque, New Mexico 67.2210:40.019:23:38.0P
Phoenix, Arizona 69.0010:51.119:23:49.1P
Golden, Colorado 70.1910:58.419:23:56.4P
Duluth, Minnesota 71.3811:05.719:24:03.7P
Los Angeles, California 73.1311:16.119:24:14.1P
San Francisco, California 78.1211:44.519:24:42.5P
Seattle, Washington 84.4912:18.019:25:16.0P
London, England 93.6413:01.319:25:59.3P
Wellington, New Zealand 94.7613:06.419:26:04.4P
Rome, Italy 97.2413:17.519:26:15.5P
Honolulu, Hawaii 97.5313:18.919:26:16.9P
Bergen, Norway 100.5113:32.119:26:30.1Pdiff
Nairobi, Kenya 103.1913:44.019:26:42.0Pdiff
Anchorage, Alaska 104.8513:51.419:26:49.4Pdiff
Moscow, Russia 116.2214:41.819:27:39.8Pdiff
Brisbane, Australia 117.2814:46.519:27:44.5Pdiff
Agana, Guam 147.9319:25.819:32:23.8PKPdf
Tokyo, Japan 152.0519:32.219:32:30.2PKPdf
Kathmandu, Nepal 154.8819:36.319:32:34.3PKPdf
Beijing, China 161.2819:44.119:32:42.1PKPdf

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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