== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: 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 micro earthquake occurred at 1:38:59 AM (PDT) on Friday, October 4, 2013.
The magnitude 1.2 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).
| Magnitude | |
1.2 - duration magnitude (Md) |
| Time | |
Friday, October 4, 2013 at 1:38:59 AM (PDT) Friday, October 4, 2013 at 8:38:59 (UTC) |
| Distance from | |
The Geysers, CA - 5 km (3 miles) NNW (337 degrees) Kelseyville, CA - 15 km (10 miles) S (177 degrees) Cloverdale, CA - 17 km (10 miles) ENE (76 degrees) Santa Rosa, CA - 46 km (28 miles) NNW (347 degrees) |
| Coordinates | |
38 deg. 50.4 min. N (38.840N), 122 deg. 49.8 min. W (122.829W) |
| Depth | |
2.5 km (1.6 miles) |
| Quality | |
Excellent |
| Location Quality Parameters | |
Nst= 16, Nph= 16, Dmin=1 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=0.5 km, Gp=57.6 degrees |
| Event ID# | |
nc72080856 |
| Additional Information | |
map || waveforms |
|
Waveforms |
For more information, see http://quake.wr.usgs.gov/
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