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Earthquake Hazards Program

Magnitude 4.9 XINJIANG-XIZANG BORDER REGION

Friday, March 21, 2008 at 06:16:04 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 8.45 2:02.5 6:18:05.5Pn
Beijing, China 27.81 5:49.3 6:21:52.3P
Moscow, Russia 35.92 7:00.3 6:23:03.3P
Tokyo, Japan 46.69 8:28.7 6:24:31.7P
Rome, Italy 52.95 9:16.4 6:25:19.4P
Bergen, Norway 53.22 9:18.4 6:25:21.4P
Nairobi, Kenya 55.50 9:35.0 6:25:38.0P
London, England 58.33 9:55.1 6:25:58.1P
Agana, Guam 60.5410:10.4 6:26:13.4P
Anchorage, Alaska 74.9011:41.0 6:27:44.0P
Brisbane, Australia 92.0213:09.0 6:29:12.0P
Seattle, Washington 94.3213:19.6 6:29:22.6P
Bangor, Maine 95.6313:25.6 6:29:28.6P
Ottawa, Canada 96.8413:31.0 6:29:34.0P
Duluth, Minnesota 97.8913:35.7 6:29:38.7P
Boston, Massachusetts 98.5613:38.7 6:29:41.7Pdiff
Honolulu, Hawaii 100.2613:46.2 6:29:49.2Pdiff
New York, New York 100.8613:48.9 6:29:51.9Pdiff
Philadephia, Pennsylvania 101.8713:53.4 6:29:56.4Pdiff
Washington, D.C. 103.3413:59.9 6:30:02.9Pdiff
San Francisco, California 103.7414:01.7 6:30:04.7Pdiff
Golden, Colorado 104.8214:06.5 6:30:09.5Pdiff
St. Louis, Missouri 105.7714:10.7 6:30:13.7Pdiff
Wichita, Kansas 107.0614:16.4 6:30:19.4Pdiff
Knoxville, Tennessee 107.8114:19.7 6:30:22.7Pdiff
Los Angeles, California 108.3314:22.1 6:30:25.1Pdiff
Albuquerque, New Mexico 109.3214:26.5 6:30:29.5Pdiff
Phoenix, Arizona 110.1914:30.3 6:30:33.3Pdiff
Wellington, New Zealand 114.5114:49.5 6:30:52.5Pdiff
Miami, Florida 116.6314:58.9 6:31:01.9Pdiff
San Juan, Puerto Rico 118.1515:05.7 6:31:08.7Pdiff
Brownsville, Texas 118.8915:08.9 6:31:11.9Pdiff
Mexico City, Mexico 125.3415:37.6 6:31:40.6Pdiff
Palmer Station, Antarctica 142.3116:52.9 6:32:55.9Pdiff
Lima, Peru 149.6819:44.5 6:35:47.5PKPdf

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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