CISN label
CGS | USGS | Caltech | CalEMA | UCB

Southern California Earthquake Management Center

The Southern California Earthquake Management Center of the CISN is a joint operation of the USGS Pasadena and the Caltech Seismological Laboratory.

USGS logo Caltech Seismo Lab logo
USGS Pasadena
MS 977
525 S. Wilson Ave.
Pasadena CA 91106

Voice: 626-583-7823 Fax: 650-583-7827
Email: usgswww@ehzsouth.caltech.edu

Caltech Seismological Laboratory
MS 252-21
Caltech
Pasadena CA 91125

Voice: 626-395-6919



California Integrated Seismic Network
cisninfo@cisn.org

CGS USGS OES Caltech UC Berkeley