Earthquake Catalogs

SCSN Focal Mechanism Catalog

About SCSN Moment Tensors and Focal Mechanisms
Information about the catalog: K Hutton et. al, BSSA (2010)
Change History for the Southern California Earthquake Catalog
Focal mechanism catalogs of events 1981-2013 can be downloaded as  text files

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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.