== 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 1:55:23 PM (PDT) on Friday, May 8, 2009. The magnitude 1.5 event occurred 2 km (1 miles) E of The Geysers, CA. The hypocentral depth is 1 km (0.4 miles).
Magnitude |
1.5 - duration magnitude (Md) |
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Time |
Friday, May 8, 2009 at 1:55:23 PM (PDT) Friday, May 8, 2009 at 20:55:23 (UTC)
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Distance from |
The Geysers, CA - 2 km (1 miles) E (101 degrees)
Cobb, CA - 7 km (5 miles) SW (233 degrees)
Anderson Springs, CA - 9 km (5 miles) WNW (285 degrees)
Santa Rosa, CA - 39 km (24 miles) N (349 degrees)
San Francisco City Hall, CA - 118 km (73 miles) NNW (344 degrees)
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Coordinates |
38 deg. 47.7 min. N (38.796N), 122 deg. 47.3 min. W (122.789W) |
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Depth |
0.7 km (0.4 miles) |
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Location Quality |
Excellent |
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Location Quality Parameters |
Nst= 30, Nph= 30, Dmin=0 km, Rmss=0.06 sec, Erho=0.1 km, Erzz=0.2 km, Gp=72 degrees
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Event ID# |
nc51221237 |
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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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