U.S. Geological Survey
 

National Strong-Motion Project

U.S. Geological Survey
NATIONAL STRONG-MOTION PROJECT

The USGS National Strong-Motion Project has the primary Federal responsibility for recording each damaging earthquake in the United States on the ground and in man-made structures in densely urbanized areas to improve public earthquake safety.

What's New

20090414 22:44 UTC Md 5.0 Ka`ena_Point, Hawai`i Island, Hawai`i Earthquake Data Set Available (posted 04/16/2009)

20090330 17:40 UTC Mw 4.3 Morgan Hill, California Earthquake Data Set Available (posted 03/30/2009)

20090309 19:44 UTC Md 4.0 Laupahoehoe, Hawai`i Island, Hawai`i Earthquake Data Set Available (posted 03/11/2009)

20090130 13:25 UTC Mw 4.5 Seattle-Tacoma Urban Area Earthquake Data Set Available (posted 02/03/2009)

20090124 18:09 UTC Mw 5.7 Lower Cook Inlet, Alaska Earthquake Data Set Available (posted 02/02/2009)

20090117 12:55 UTC Md 3.9 Offshore South of Kalapana, Hawai`i Island, Hawai`i Earthquake Data Set Available (posted 01/21/2009)

20090109 03:49 UTC Mw 4.5 San Bernardino, California Earthquake Data Set Available  (posted 01/09/2009; updated 01/27/2009)

Previous "What's New" Pages

United States Geological Survey, a bureau of the U.S. Department of the Interior

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 Site last modified April 16, 2009