== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #1: This report supersedes any earlier reports of this event.
This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A microearthquake occurred at 4:53:00 AM (PDT) on Sunday, May 10, 2009.
The magnitude 1.2 event occurred 3 km (2 miles) NE of The Geysers, CA.
The hypocentral depth is 1 km (0.4 miles).
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Magnitude |
1.2 - duration magnitude (Md) |
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Time |
Sunday, May 10, 2009 at 4:53:00 AM (PDT)
Sunday, May 10, 2009 at 11:53:00 (UTC)
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Distance from |
The Geysers, CA - 3 km (2 miles) NE (56 degrees)
Cobb, CA - 6 km (3 miles) WSW (243 degrees)
Anderson Springs, CA - 9 km (5 miles) WNW (299 degrees)
Santa Rosa, CA - 41 km (25 miles) N (351 degrees)
Sacramento, CA - 117 km (73 miles) WNW (285 degrees)
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Coordinates |
38 deg. 48.8 min. N (38.813N), 122 deg. 46.8 min. W (122.779W) |
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Depth |
0.7 km (0.4 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 15, Nph= 15, Dmin=1 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.7 km, Gp=50.4 degrees
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Event ID# |
nc51221328 |
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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 North
For more information, see http://quake.wr.usgs.gov/
|| Contacts
Back to map
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