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Earthquake Hazards Program

Magnitude 3.0 NORTHERN CALIFORNIA

Tuesday, July 03, 2007 at 19:02:46 UTC

Theoretical P-Wave Travel Times

Theoretical P-wave Travel Times

Theoretical P-wave Travel Times

These maps show 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 Francisco, California 3.35 0:53.319:03:39.3Pn
Seattle, Washington 6.75 1:40.019:04:26.0Pn
Los Angeles, California 7.49 1:50.219:04:36.2Pn
Phoenix, Arizona 10.74 2:34.819:05:20.8Pn
Golden, Colorado 12.57 2:59.819:05:45.8Pn
Albuquerque, New Mexico 13.21 3:08.619:05:54.6Pn
Wichita, Kansas 19.02 4:23.119:07:09.1P
Duluth, Minnesota 21.88 4:54.019:07:40.0P
St. Louis, Missouri 24.12 5:17.019:08:03.0P
Brownsville, Texas 25.05 5:25.519:08:11.5P
Anchorage, Alaska 26.51 5:38.719:08:24.7P
Knoxville, Tennessee 28.83 5:59.519:08:45.5P
Mexico City, Mexico 28.85 5:59.719:08:45.7P
Ottawa, Canada 33.36 6:39.419:09:25.4P
Washington, D.C. 33.94 6:44.419:09:30.4P
Philadephia, Pennsylvania 35.00 6:53.619:09:39.6P
New York, New York 35.63 6:59.019:09:45.0P
Honolulu, Hawaii 36.37 7:05.419:09:51.4P
Boston, Massachusetts 37.29 7:13.219:09:59.2P
Miami, Florida 37.42 7:14.319:10:00.3P
Bangor, Maine 38.30 7:21.719:10:07.7P
San Juan, Puerto Rico 52.19 9:12.019:11:58.0P
Lima, Peru 67.0010:54.219:13:40.2P
Bergen, Norway 69.9911:12.919:13:58.9P
Tokyo, Japan 73.3111:33.019:14:19.0P
London, England 74.6811:41.019:14:27.0P
Moscow, Russia 81.9712:21.319:15:07.3P
Beijing, China 83.6712:30.119:15:16.1P
Agana, Guam 84.0012:31.819:15:17.8P
Rome, Italy 87.5812:49.519:15:35.5P
Wellington, New Zealand 100.1813:47.219:16:33.2Pdiff
Brisbane, Australia 104.2814:05.319:16:51.3Pdiff
Kathmandu, Nepal 107.1814:18.219:17:04.2Pdiff
Palmer Station, Antarctica 116.8015:00.919:17:46.9Pdiff
Nairobi, Kenya 135.8616:25.519:19:11.5Pdiff

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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