USGS Multimedia Gallery
earthquakes
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Seismic station, USGS Northern California Seismic Network
Traditional seismic stations such as this one require a source of power (solar here), a poured concrete foundation and several square feet of space. They are not always practical to install in urban areas, and that's where NetQuakes comes in.... 
NetQuakes Instrument in Place
NetQuakes strong-motion instruments enable seismologists to collect extensive data in urban areas where installing traditional seismographs is not practical. This instrument (in blue, to the right of the upended chairs) takes up very little space in a San Francisco Bay Area resident's garage...
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U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.usgs.gov/tags/default.asp?tag=earthquakeslistas=listp=_CurPage=1
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Page Last Modified: Wednesday, January 09, 2013
