Eqinfo is the mailing list server for the US Geological Survey Pasadena Field Office. It serves electronic mail notifications of earthquakes in Southern California. To subscribe to the mailing lists, go to http://pasadena.wr.usgs.gov/latest/mailing_lists.html. Archives of the mailing lists are kept at http://pasadena.wr.usgs.gov/mail-archive/.
Additionally, here are graphs showing growth of the mailing lists in response to significant earthquakes:
Eqinfo1 Server
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Eqinfo2 Server
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Eqinfo3 Server
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Backup Server
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Eqinfo1 Ethernet Usage
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Eqinfo2 Ethernet Usage
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Eqinfo Ethernet Usage (Backup Server)
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Eqinfo1 CPU Load
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Eqinfo2 CPU Load
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Eqinfo CPU Load (Backup Server)
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