Our mission: To maintain an easily-accessible, well-organized, high-quality, searchable archive of earthquake data for research in seismology and earthquake engineering.

Historic Data: 1932 - 1999
Data Availabilty
Significant Event Continuous Data Recording of the SCSN

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For questions/comments about the SCEDC website please contact: webmgr@scedc.caltech.edu

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NEW: STP (Seismogram Transfer Program) Reference Manual - Version 1.01 (PDF)
STP Quick User Guide
SCEDC XML Schema Documentation