== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #M: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A microearthquake occurred at 8:08:27 PM (PDT) on Friday, May 8, 2009.
The magnitude 1.1 event occurred 4 km (3 miles) NNE of Claremont, CA.
The hypocentral depth is 12 km ( 7 miles).
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Magnitude |
1.1 - local magnitude (ML) |
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Time |
Friday, May 8, 2009 at 8:08:27 PM (PDT)
Saturday, May 9, 2009 at 3:08:27 (UTC)
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Distance from |
Claremont, CA - 4 km (3 miles) NNE (14 degrees)
Claremont Colleges, CA - 5 km (3 miles) NNE (16 degrees)
Upland, CA - 6 km (4 miles) NW (311 degrees)
Pomona, CA - 11 km (7 miles) NNE (24 degrees)
Los Angeles Civic Center, CA - 51 km (31 miles) ENE (78 degrees)
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Coordinates |
34 deg. 8.9 min. N (34.149N), 117 deg. 42.5 min. W (117.708W) |
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Depth |
11.6 km (7.2 miles) |
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Location Quality |
Good |
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Location Quality Parameters |
Nst= 32, Nph= 32, Dmin=7 km, Rmss=0.16 sec, Erho=0.4 km, Erzz=0.6 km, Gp=68.4 degrees
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Event ID# |
ci10406673 |
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Additional Information |
map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms
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Did you feel it? ||
Shake Map South
For more information, see http://earthquake.usgs.gov/regional/sca/
|| Contacts
Back to map
|
