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Earthquake Hazards Program

Magnitude 3.0 CENTRAL CALIFORNIA

Friday, May 02, 2008 at 08:47:25 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 3.12 0:49.6 8:48:14.6Pn
Los Angeles, California 3.35 0:52.7 8:48:17.7Pn
Phoenix, Arizona 6.58 1:37.1 8:49:02.1Pn
Albuquerque, New Mexico 9.88 2:22.4 8:49:47.4Pn
Golden, Colorado 10.69 2:33.5 8:49:58.5Pn
Seattle, Washington 10.76 2:34.5 8:49:59.5Pn
Wichita, Kansas 16.80 3:55.7 8:51:20.7Pn
Brownsville, Texas 21.20 4:46.2 8:52:11.2P
Duluth, Minnesota 21.59 4:50.4 8:52:15.4P
St. Louis, Missouri 22.27 4:57.6 8:52:22.6P
Mexico City, Mexico 24.63 5:21.0 8:52:46.0P
Knoxville, Tennessee 26.72 5:39.9 8:53:04.9P
Anchorage, Alaska 30.88 6:17.0 8:53:42.0P
Washington, D.C. 32.46 6:30.9 8:53:55.9P
Ottawa, Canada 32.77 6:33.6 8:53:58.6P
Philadephia, Pennsylvania 33.70 6:41.7 8:54:06.7P
Miami, Florida 34.44 6:48.1 8:54:13.1P
New York, New York 34.45 6:48.2 8:54:13.2P
Boston, Massachusetts 36.37 7:04.7 8:54:29.7P
Honolulu, Hawaii 37.53 7:14.5 8:54:39.5P
Bangor, Maine 37.72 7:16.1 8:54:41.1P
San Juan, Puerto Rico 49.32 8:49.6 8:56:14.6P
Lima, Peru 62.7610:25.9 8:57:50.9P
Bergen, Norway 72.2811:26.1 8:58:51.1P
London, England 76.3811:50.0 8:59:15.0P
Tokyo, Japan 77.3411:55.5 8:59:20.5P
Moscow, Russia 85.0312:36.3 9:00:01.3P
Agana, Guam 87.1812:46.9 9:00:11.9P
Beijing, China 88.0112:50.9 9:00:15.9P
Rome, Italy 89.3212:57.0 9:00:22.0P
Wellington, New Zealand 99.2013:42.1 9:01:07.1Pdiff
Brisbane, Australia 105.0114:07.8 9:01:32.8Pdiff
Kathmandu, Nepal 111.4914:36.6 9:02:01.6Pdiff
Palmer Station, Antarctica 112.5314:41.2 9:02:06.2Pdiff
Nairobi, Kenya 137.4916:32.0 9:03:57.0Pdiff

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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