== 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 2:26:38 AM (PDT) on Saturday, May 4, 2013.
The magnitude 0.6 event occurred 4 km (2 miles) SE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | |
0.6 - duration magnitude (Md) |
| Time | |
Saturday, May 4, 2013 at 2:26:38 AM (PDT) Saturday, May 4, 2013 at 9:26:38 (UTC) |
| Distance from | |
The Geysers, CA - 4 km (2 miles) SE (128 degrees) Healdsburg, CA - 20 km (13 miles) NNE (24 degrees) Lower Lake, CA - 20 km (13 miles) SW (224 degrees) Santa Rosa, CA - 38 km (24 miles) N (352 degrees) |
| Coordinates | |
38 deg. 46.7 min. N (38.778N), 122 deg. 46.4 min. W (122.773W) |
| Depth | |
2.2 km (1.4 miles) |
| Quality | |
Fair |
| Location Quality Parameters | |
Nst= 8, Nph= 8, Dmin=1 km, Rmss=0.05 sec, Erho=1.1 km, Erzz=1.3 km, Gp=154.8 degrees |
| Event ID# | |
nc71985191 |
| Additional Information | |
map || waveforms |
|
Waveforms |
For more information, see http://quake.wr.usgs.gov/
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