== 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 9:17:06 PM (PDT) on Tuesday, August 11, 2009.
The magnitude 1.3 event occurred 7 km (4 miles) SE of Willits, CA.
The hypocentral depth is 4 km ( 2 miles).
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Magnitude |
1.3 - duration magnitude (Md) |
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Time |
Tuesday, August 11, 2009 at 9:17:06 PM (PDT)
Wednesday, August 12, 2009 at 4:17:06 (UTC)
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Distance from |
Willits, CA - 7 km (4 miles) SE (133 degrees)
Ukiah, CA - 25 km (15 miles) NNW (343 degrees)
Talmage, CA - 28 km (17 miles) NNW (337 degrees)
Lake Pillsbury, CA - 29 km (18 miles) W (260 degrees)
Sacramento, CA - 181 km (113 miles) WNW (300 degrees)
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Coordinates |
39 deg. 21.6 min. N (39.361N), 123 deg. 17.5 min. W (123.291W) |
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Depth |
3.7 km (2.3 miles) |
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Location Quality |
Fair |
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Location Quality Parameters |
Nst= 11, Nph= 11, Dmin=17 km, Rmss=0.02 sec, Erho=0.4 km, Erzz=3.2 km, Gp=68.4 degrees
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Event ID# |
nc71263921 |
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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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