SCEDC Home
Home

== 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 8:35:17 AM (PDT) on Saturday, May 4, 2013.
The magnitude 0.6 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.6 - duration magnitude (Md)
Time Saturday, May 4, 2013 at 8:35:17 AM (PDT)
Saturday, May 4, 2013 at 15:35:17 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) NNW (342 degrees)
Kelseyville, CA - 15 km (9 miles) S (176 degrees)
Cloverdale, CA - 17 km (11 miles) ENE (75 degrees)
Santa Rosa, CA - 46 km (29 miles) NNW (348 degrees)
Coordinates 38 deg. 50.6 min. N (38.843N), 122 deg. 49.5 min. W (122.826W)
Depth 2.2 km (1.4 miles)
Quality Excellent
Location Quality Parameters Nst= 10, Nph= 10, Dmin=1 km, Rmss=0.02 sec, Erho=0.3 km, Erzz=0.6 km, Gp=82.8 degrees
Event ID# nc71985266
Additional Information map || waveforms
   Waveforms

For more information, see http://quake.wr.usgs.gov/

[ Index map || big earthquake list || all earthquake list || glossary of terms || top page ]
[ Did you feel it? || Shake Map North || Relative2Me ]
[ Data Sources || Contacts ]

Research Tools
General Earthquake Information
Stations/ Instrumentation
About the Data Center