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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.

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and improved; but the Earthquake Intensity, Seismicity Catalog and Earthquake Strong Motion databases are static and no longer updated.