== 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 1:17:00 PM (PDT) on Friday, May 8, 2009.
The magnitude 1.0 event occurred 5 km (3 miles) SSW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).
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Magnitude |
1.0 - duration magnitude (Md) |
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Time |
Friday, May 8, 2009 at 1:17:00 PM (PDT)
Friday, May 8, 2009 at 20:17:00 (UTC)
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Distance from |
Cobb, CA - 5 km (3 miles) SSW (198 degrees)
Anderson Springs, CA - 5 km (3 miles) WNW (298 degrees)
The Geysers, CA - 6 km (4 miles) E (94 degrees)
Santa Rosa, CA - 39 km (24 miles) N (356 degrees)
Sacramento, CA - 113 km (70 miles) WNW (284 degrees)
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Coordinates |
38 deg. 47.7 min. N (38.794N), 122 deg. 44.4 min. W (122.739W) |
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Depth |
2.1 km (1.3 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 14, Nph= 14, Dmin=1 km, Rmss=0.07 sec, Erho=0.3 km, Erzz=0.5 km, Gp=86.4 degrees
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Event ID# |
nc51221230 |
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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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