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Earthquake Hazards Program

Magnitude 4.3 XINJIANG-XIZANG BORDER REGION

Friday, March 21, 2008 at 02:40:51 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
Kathmandu, Nepal 8.20 1:59.1 2:42:50.1Pn
Beijing, China 28.16 5:52.4 2:46:43.4P
Moscow, Russia 36.05 7:01.5 2:47:52.5P
Tokyo, Japan 47.02 8:31.4 2:49:22.4P
Rome, Italy 52.93 9:16.3 2:50:07.3P
Bergen, Norway 53.39 9:19.6 2:50:10.6P
Nairobi, Kenya 55.11 9:32.2 2:50:23.2P
London, England 58.42 9:55.7 2:50:46.7P
Agana, Guam 60.7510:11.8 2:51:02.8P
Anchorage, Alaska 75.3411:43.6 2:52:34.6P
Brisbane, Australia 92.0113:09.0 2:53:60.0P
Seattle, Washington 94.7513:21.6 2:54:12.6P
Bangor, Maine 95.9013:26.8 2:54:17.8P
Ottawa, Canada 97.1413:32.4 2:54:23.4P
Duluth, Minnesota 98.2513:37.3 2:54:28.3P
Boston, Massachusetts 98.8413:39.9 2:54:30.9Pdiff
Honolulu, Hawaii 100.6613:48.0 2:54:39.0Pdiff
New York, New York 101.1413:50.2 2:54:41.2Pdiff
Philadephia, Pennsylvania 102.1613:54.7 2:54:45.7Pdiff
Washington, D.C. 103.6314:01.2 2:54:52.2Pdiff
San Francisco, California 104.1714:03.6 2:54:54.6Pdiff
Golden, Colorado 105.2214:08.3 2:54:59.3Pdiff
St. Louis, Missouri 106.1214:12.3 2:55:03.3Pdiff
Wichita, Kansas 107.4314:18.1 2:55:09.1Pdiff
Knoxville, Tennessee 108.1314:21.2 2:55:12.2Pdiff
Los Angeles, California 108.7614:24.0 2:55:15.0Pdiff
Albuquerque, New Mexico 109.7314:28.3 2:55:19.3Pdiff
Phoenix, Arizona 110.6114:32.2 2:55:23.2Pdiff
Wellington, New Zealand 114.4914:49.4 2:55:40.4Pdiff
Miami, Florida 116.9115:00.2 2:55:51.2Pdiff
San Juan, Puerto Rico 118.3315:06.5 2:55:57.5Pdiff
Brownsville, Texas 119.2615:10.6 2:56:01.6Pdiff
Mexico City, Mexico 125.7215:39.3 2:56:30.3Pdiff
Palmer Station, Antarctica 141.8716:50.9 2:57:41.9Pdiff
Lima, Peru 149.7819:44.7 3:00:35.7PKPdf

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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