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Southern California Earthquake Data Center

Recent Earthquakes

Recent Earthquakes in California and Nevada

== PRELIMINARY EARTHQUAKE REPORT ==
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, 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 10:27:37 PM (PDT) on Monday, September 30, 2013.
The magnitude 0.4 event occurred 32 km (20 miles) E (98 degrees) of Coso Junction, CA.
The hypocentral depth is 5 km ( 3 miles).




Magnitude 0.4 - local magnitude (Ml)
Time Monday, September 30, 2013 at 10:27:37 PM (PDT)
Tuesday, October 1, 2013 at 5:27:37 (UTC)
Distance from Coso Junction, CA - 32 km (20 miles) E (98 degrees)
Trona, CA - 33 km (21 miles) NW (323 degrees)
Ridgecrest, CA - 43 km (27 miles) N (9 degrees)
Olancha, CA - 48 km (30 miles) SE (130 degrees)
Coordinates 36 deg. 0.4 min. N (36.006N), 117 deg. 35.6 min. W (117.594W)
Depth 4.6 km (2.9 miles)
Quality Good
Location Quality Parameters Nst= 8, Nph= 12, Dmin=8 km, Rmss=0.06 sec, Erho=0.4 km, Erzz=0.9 km, Gp=118.8 degrees
Event ID ci11371850
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