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Earthquake Data and Information

NGDC acquires, processes, and analyzes technical data on earthquake hazards, and disseminates the data in many useable formats.

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Global Significant Earthquake Database, 2150 B.C. to present
U.S. Earthquake Intensity Database, 1638-1984
Global Seismicity Catalog CD-ROM, 2150 B.C. to 1995
Global Earthquake Strong Motion CD-ROM, 1933 to 1994
1988 Spitak, Armenia Earthquake CD-ROM

Note: The Significant Earthquake Database is continually updated and improved; but the Earthquake Intensity, Seismicity Catalog and Earthquake Strong Motion databases are static and no longer updated.