== 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 2:57:41 PM (PDT) on Sunday, May 10, 2009.
The magnitude 0.9 event occurred 1 km (1 miles) NNE of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).
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Magnitude |
0.9 - duration magnitude (Md) |
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Time |
Sunday, May 10, 2009 at 2:57:41 PM (PDT)
Sunday, May 10, 2009 at 21:57:41 (UTC)
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Distance from |
The Geysers, CA - 1 km (1 miles) NNE (28 degrees)
Cobb, CA - 8 km (5 miles) WSW (245 degrees)
Anderson Springs, CA - 10 km (6 miles) WNW (290 degrees)
Santa Rosa, CA - 41 km (25 miles) NNW (348 degrees)
San Francisco City Hall, CA - 119 km (74 miles) NNW (344 degrees)
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Coordinates |
38 deg. 48.4 min. N (38.806N), 122 deg. 48.1 min. W (122.801W) |
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Depth |
3.8 km (2.4 miles) |
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Location Quality |
Fair |
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Location Quality Parameters |
Nst= 13, Nph= 13, Dmin=1 km, Rmss=0.05 sec, Erho=1.1 km, Erzz=1.3 km, Gp=180 degrees
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Event ID# |
nc51221352 |
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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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