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

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

NOTE : Quakeml and Quakeml with Pick are no longer available as output formats. Please use our FDSN event web service instead.

Search by:



Search Parameters

Start Date

End Date



Input the latitude and longitude of the center point, and the radius of search:


Send Output to File?



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.