Media Relations

If you are with the media and need to contact the Caltech Media Relations please use the following information before your arrival at the Seismo Lab:

  • 24-Hour Earthquake Hotline for Media only (626) 449-2631
  • Caltech Media Relations (626) 395-3227
  • USGS Media Contact for Media only:
    • Donyelle K. Davis
    • Public Affairs Specialist
    • U.S. Geological Survey
    • (626) 202-2393
  • For more information and to contact Caltech Media Relations go to Caltech Media Contacts
  • For general press resources visit Caltech Press Resources

Live Earthquake Tweets Follow @CaltechQuake

@CaltechQuake tweets automatic earthquake notifications in real-time that have not been reviewed by a seismologist. Messages are only sent for events larger than M2.75. Results are subject to change or deletion.

Acknowledge the SCSN

"California Institute of Technology (Caltech) (1926): Southern California Seismic Network. International Federation of Digital Seismograph Networks. Other/Seismic Network. doi:10.7914/SN/CI"

Data were provided by the Caltech/USGS Southern California Seismic Network

For further acknowledgement info go to Acknowledgment Policy