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

20040929 22:54 UTC ML 5.0 Keene, California Earthquake Data Set Updated (11/18/2009)

20091003 01:16 UTC Mw 5.2 Keeler, California Earthquake Data Set Available (posted 10/06/2009)

20090919 22:55 UTC Mw 5.1 Guadalupe Victoria, Baja California, Mexico Earthquake Data Set Available (posted 09/24/2009)

20090622 19:28 UTC Mw 5.4 Skwentna, Alaska Earthquake Data Set Available (posted 06/25/2009)

20090608 22:15 UTC Mw 3.5 Danville, California Earthquake Data Set Available (posted 06/15/2009)

20090518 03:39 UTC Mw 4.7 Lennox, California Earthquake Data Set Available (posted 05/22/2009)

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 November 19, 2009