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== 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 7:44:16 PM (PDT) on Saturday, May 4, 2013. The magnitude 1.1 event occurred 7 km (4 miles) SE of The Geysers, CA. The hypocentral depth is 2 km ( 1 mile).
| Magnitude |
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1.1 - duration magnitude (Md) |
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Time |
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Saturday, May 4, 2013 at 7:44:16 PM (PDT)
Sunday, May 5, 2013 at 2:44:16 (UTC)
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Distance from |
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The Geysers, CA - 7 km (4 miles) SE (124 degrees)
Lower Lake, CA - 20 km (12 miles) SW (215 degrees)
Healdsburg, CA - 20 km (13 miles) NNE (33 degrees)
Santa Rosa, CA - 36 km (22 miles) N (356 degrees)
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Coordinates |
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38 deg. 45.8 min. N (38.764N), 122 deg. 44.5 min. W (122.741W)
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Depth |
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2 km (1.2 miles) |
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Quality |
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Excellent |
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Location Quality Parameters |
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Nst= 18, Nph= 18, Dmin=1 km, Rmss=0.06 sec, Erho=0.3 km, Erzz=0.5 km, Gp=75.6 degrees
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Event ID# |
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nc71985646 |
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Additional Information |
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map || waveforms
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Waveforms
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For more information, see http://quake.wr.usgs.gov/
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