== 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 6:57:40 PM (PDT) on Sunday, May 10, 2009.
The magnitude 1.0 event occurred 2 km (1 miles) NNE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
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Magnitude |
1.0 - duration magnitude (Md) |
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Time |
Sunday, May 10, 2009 at 6:57:40 PM (PDT)
Monday, May 11, 2009 at 1:57:40 (UTC)
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Distance from |
The Geysers, CA - 2 km (1 miles) NNE (13 degrees)
Cobb, CA - 7 km (5 miles) WSW (250 degrees)
Anderson Springs, CA - 10 km (6 miles) WNW (293 degrees)
Santa Rosa, CA - 41 km (26 miles) NNW (348 degrees)
Sacramento, CA - 119 km (74 miles) WNW (284 degrees)
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Coordinates |
38 deg. 48.7 min. N (38.812N), 122 deg. 48.2 min. W (122.803W) |
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Depth |
2.3 km (1.4 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 37, Nph= 37, Dmin=1 km, Rmss=0.08 sec, Erho=0.2 km, Erzz=0.2 km, Gp=46.8 degrees
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Event ID# |
nc51221363 |
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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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