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Earthquake Hazards Program

Magnitude 2.5 PUERTO RICO REGION

Tuesday, July 03, 2007 at 15:40:07 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
San Juan, Puerto Rico 1.01 0:19.515:40:26.5Pg
Miami, Florida 13.90 3:17.015:43:24.0Pn
Washington, D.C. 21.77 4:51.715:44:58.7P
Philadephia, Pennsylvania 22.17 4:55.915:45:02.9P
New York, New York 22.60 5:00.515:45:07.5P
Knoxville, Tennessee 23.33 5:08.215:45:15.2P
Boston, Massachusetts 23.67 5:11.715:45:18.7P
Bangor, Maine 25.94 5:32.315:45:39.3P
Ottawa, Canada 27.46 5:46.015:45:53.0P
St. Louis, Missouri 28.17 5:52.415:45:59.4P
Brownsville, Texas 28.90 5:58.915:46:05.9P
Mexico City, Mexico 30.25 6:10.815:46:17.8P
Lima, Peru 32.24 6:28.315:46:35.3P
Wichita, Kansas 32.39 6:29.715:46:36.7P
Duluth, Minnesota 34.61 6:49.015:46:56.0P
Albuquerque, New Mexico 38.47 7:21.815:47:28.8P
Golden, Colorado 38.81 7:24.715:47:31.7P
Phoenix, Arizona 42.56 7:55.615:48:02.6P
Los Angeles, California 47.74 8:36.815:48:43.8P
San Francisco, California 51.46 9:05.115:49:12.1P
Seattle, Washington 53.02 9:16.815:49:23.8P
London, England 61.1910:14.715:50:21.7P
Bergen, Norway 65.1710:41.115:50:48.1P
Rome, Italy 70.1011:12.215:51:19.2P
Anchorage, Alaska 70.2311:13.015:51:20.0P
Moscow, Russia 82.6912:23.715:52:30.7P
Honolulu, Hawaii 83.9612:30.215:52:37.2P
Palmer Station, Antarctica 86.3612:42.215:52:49.2P
Nairobi, Kenya 103.6414:01.115:54:08.1Pdiff
Tokyo, Japan 120.1215:14.215:55:21.2Pdiff
Beijing, China 121.4815:20.315:55:27.3Pdiff
Wellington, New Zealand 123.1415:27.615:55:34.6Pdiff
Kathmandu, Nepal 126.6215:43.115:55:50.1Pdiff
Agana, Guam 135.0916:20.715:56:27.7Pdiff
Brisbane, Australia 142.2316:52.415:56:59.4Pdiff

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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