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

20090104 17:27 UTC Mw 4.2 The Geysers, California Earthquake Data Set Available (posted 01/05/2009)

20090102 14:17 UTC ML 5.2 Kodiak Island Region, Alaska Earthquake Data Set Available (posted 01/05/2009)

20081228 05:17 UTC Mw 4.2 Mexicali, Baja California, Mexico Earthquake Data Set Available (posted 12/29/2008)

20081221 20:09 UTC Mw 3.6 Tres Pinos, California Earthquake Data Set Available  (posted 12/22/2008)

20081221 17:35 UTC Mw 4.1 Tres Pinos, California Earthquake Data Set Available (posted 12/22/2008)

20080906 04:00 UTC Mw 4.0 Alamo, California Earthquake Data Set Available (posted 12/19/2008; updated 12/31/2008)

20081216 12:42 UTC MLg 3.6 Summerville, South Carolina Earthquake Data Set Available (posted 12/16/2008)

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 January 05, 2009