Earthquake Catalogs

SCSN Catalog Search (1932-Present)

Information about the catalog: K Hutton et. al, BSSA (2010)
Change History for the Southern California Earthquake Catalog
General catalog information - includes curation status information

Please limit your search to smaller time periods. If your search spans multiple years consider downloading text files of the catalog.

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Polygon Search of the SCSN Catalog

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The earthquake catalog and associated data archived at the SCEDC are collected by the Southern California Seismic Network (SCSN), a cooperative project of Caltech and the USGS.