Link to USGS home page.
Earthquake Hazards Program

Magnitude 6.0 YUNNAN, CHINA

2003 July 21 15:16:31 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

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 14.27 3:22.015:19:53.0Pn
Beijing, China 18.86 4:20.215:20:51.2P
Tokyo, Japan 34.32 6:46.515:23:17.5P
Agana, Guam 42.67 7:56.715:24:27.7P
Moscow, Russia 54.09 9:24.815:25:55.8P
Nairobi, Kenya 67.6710:57.315:27:28.3P
Bergen, Norway 70.5811:15.415:27:46.4P
Rome, Italy 72.2311:25.315:27:56.3P
Brisbane, Australia 72.8911:29.315:28:00.3P
Anchorage, Alaska 76.1211:48.015:28:19.0P
London, England 76.7411:51.615:28:22.6P
Honolulu, Hawaii 90.1513:00.415:29:31.4P
Wellington, New Zealand 95.4413:24.715:29:55.7P
Seattle, Washington 96.8113:30.915:30:01.9P
San Francisco, California 104.5314:05.215:30:36.2Pdiff
Duluth, Minnesota 106.6214:14.515:30:45.5Pdiff
Ottawa, Canada 108.9014:24.615:30:55.6Pdiff
Bangor, Maine 108.9814:24.915:30:55.9Pdiff
Los Angeles, California 109.5514:27.515:30:58.5Pdiff
Golden, Colorado 110.1414:30.115:31:01.1Pdiff
Boston, Massachusetts 111.6614:36.915:31:07.9Pdiff
New York, New York 113.5114:45.015:31:16.0Pdiff
Albuquerque, New Mexico 113.8114:46.415:31:17.4Pdiff
Wichita, Kansas 114.2614:48.415:31:19.4Pdiff
Philadephia, Pennsylvania 114.3314:48.715:31:19.7Pdiff
St. Louis, Missouri 114.8214:50.915:31:21.9Pdiff
Washington, D.C. 115.4514:53.715:31:24.7Pdiff
Knoxville, Tennessee 118.1215:05.515:31:36.5Pdiff
Brownsville, Texas 125.3715:37.715:32:08.7Pdiff
Miami, Florida 128.5515:51.815:32:22.8Pdiff
Mexico City, Mexico 130.7416:01.515:32:32.5Pdiff
San Juan, Puerto Rico 134.1216:16.615:32:47.6Pdiff
Palmer Station, Antarctica 137.2316:30.315:33:01.3Pdiff
Lima, Peru 166.0920:04.715:36:35.7PKPdf


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