== 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 4:04:01 PM (PDT) on Sunday, May 3, 2009.
The magnitude 1.7 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
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Magnitude |
1.7 - duration magnitude (Md) |
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Time |
Sunday, May 3, 2009 at 4:04:01 PM (PDT)
Sunday, May 3, 2009 at 23:04:01 (UTC)
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Distance from |
The Geysers, CA - 5 km (3 miles) NNW (337 degrees)
Cobb, CA - 9 km (6 miles) W (272 degrees)
Anderson Springs, CA - 14 km (9 miles) WNW (301 degrees)
Santa Rosa, CA - 45 km (28 miles) NNW (346 degrees)
Sacramento, CA - 122 km (76 miles) WNW (285 degrees)
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Coordinates |
38 deg. 50.3 min. N (38.838N), 122 deg. 49.7 min. W (122.829W) |
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Depth |
2.6 km (1.6 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 38, Nph= 38, Dmin=1 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.3 km, Gp=36 degrees
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Event ID# |
nc51220956 |
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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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