Welcome

The Southern California Earthquake Data Center (SCEDC) is the archive of the Caltech/USGS Southern California Seismic Network (SCSN). It is funded by the U.S. Geological Survey (USGS) and the Southern California Earthquake Center (SCEC). Its primary mission is to distribute data recorded or processed by the SCSN, a component of the California Integrated Seismic Network (CISN).