After the powerful earthquake of April 18, 1906, staff of the U.S. Geological Survey stationed in Sacramento and Berkeley brought help to the residents of devastated San Francisco, documented the effects of the quake, and investigated its causes.
We put seismic monitoring instruments into 20 VA hospital buildings, connected with computers that analyze their data to determine rapidly the structural health of the buildings in the event of earthquakes.
Real-time earthquake maps of the conterminous U.S., Alaska, Hawaii, and Puerto Rico displaying magnitude and location of earthquake activity in the past hour, past day, and past week.