== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:03:21 PM (PDT) on Sunday, May 5, 2013.
The magnitude 2.3 event occurred 6 km (4 miles) NNW of Healdsburg, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | |
2.3 - duration magnitude (Md) |
| Time | |
Sunday, May 5, 2013 at 8:03:21 PM (PDT) Monday, May 6, 2013 at 3:03:21 (UTC) |
| Distance from | |
Healdsburg, CA - 6 km (4 miles) NNW (346 degrees) Windsor, CA - 15 km (9 miles) NNW (335 degrees) The Geysers, CA - 16 km (10 miles) SSW (205 degrees) Santa Rosa, CA - 29 km (18 miles) NNW (329 degrees) |
| Coordinates | |
38 deg. 39.9 min. N (38.666N), 122 deg. 53.2 min. W (122.886W) |
| Depth | |
6.2 km (3.9 miles) |
| Quality | |
Good |
| Location Quality Parameters | |
Nst= 76, Nph= 76, Dmin=9 km, Rmss=0.1 sec, Erho=0.1 km, Erzz=0.5 km, Gp=39.6 degrees |
| Event ID# | |
nc71986261 |
| Additional Information | |
map || waveforms |
|
Did you feel it? Waveforms NCSS First Motion Mechanism 1 |
For more information, see http://quake.wr.usgs.gov/
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