[Scan-DC] Minor Earthquake
johnson at cpcug.org
johnson at cpcug.org
Fri Jul 16 09:50:10 EDT 2010
If you go to the Maryland Geological Survey seismic site:
http://www.mgs.md.gov/seismics/seisidx.shtml, you can click to see the
Soldiers Delight seismograph and see the recorded X, Y and Z components to
watch in near real time as it shows local seismic activity (natural and
man-made).
At Earthquakes.usgs.gov, you can get world-wide seismic display (not the
friendliest web site) and geologic analyses of earthquakes (Haiti, Chile)
showing how the crustal plates are moving. Looking at the representation
of Southern California is scary.
The Soldiers Delight trace shows a smaller aftershock at about 0516:20.
Ralph Johnson
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