== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
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 micro earthquake occurred at 3:59:06 PM (PDT) on Tuesday, May 6, 2008.
The magnitude 0.4 event occurred 6 km (4 miles) WNW of The Geysers, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | |
0.4 - duration magnitude (Md) |
| Time | |
Tuesday, May 6, 2008 at 3:59:06 PM (PDT) Tuesday, May 6, 2008 at 22:59:06 (UTC) |
| Distance from | |
The Geysers, CA - 6 km (4 miles) WNW (302 degrees) Cloverdale, CA - 13 km (8 miles) E (79 degrees) Kelseyville, CA - 17 km (10 miles) S (189 degrees) Santa Rosa, CA - 45 km (28 miles) NNW (343 degrees) |
| Coordinates | |
38 deg. 49.7 min. N (38.828N), 122 deg. 52.1 min. W (122.868W) |
| Depth | |
10.1 km (6.3 miles) |
| Quality | |
Poor |
| Location Quality Parameters | |
Nst= 8, Nph= 8, Dmin=2 km, Rmss=0.04 sec, Erho=4.9 km, Erzz=5.4 km, Gp=190.8 degrees |
| Event ID# | |
nc40217157 |
| Additional Information | |
map || waveforms |
| Waveforms |
For more information, see http://quake.wr.usgs.gov/
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