== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A microearthquake occurred at 10:56:33 AM (PDT) on Wednesday, May 6, 2009.
The magnitude 2.1 event occurred 3 km (2 miles) NNE of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
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Magnitude |
2.1 - duration magnitude (Md) |
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Time |
Wednesday, May 6, 2009 at 10:56:33 AM (PDT)
Wednesday, May 6, 2009 at 17:56:33 (UTC)
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Distance from |
The Geysers, CA - 3 km (2 miles) NNE (19 degrees)
Cobb, CA - 7 km (4 miles) WSW (257 degrees)
Anderson Springs, CA - 10 km (6 miles) WNW (300 degrees)
Santa Rosa, CA - 42 km (26 miles) N (349 degrees)
Sacramento, CA - 119 km (74 miles) WNW (285 degrees)
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Coordinates |
38 deg. 49.3 min. N (38.822N), 122 deg. 47.8 min. W (122.796W) |
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Depth |
3.1 km (1.9 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 55, Nph= 55, Dmin=1 km, Rmss=0.08 sec, Erho=0.2 km, Erzz=0.3 km, Gp=32.4 degrees
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Event ID# |
nc51221120 |
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Additional Information |
map with fault names
Google Earth KML (Requires Google Earth.)
Did you feel it?
NCSN First Motion Mechanism 1
NCSN First Motion Mechanism 2
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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