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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 #4: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.


A micro earthquake occurred at 1:33:45 PM (PDT) on Tuesday, October 1, 2013.
The magnitude 1.0 event occurred 2 km (1 miles) ENE (78 degrees) of Obsidian Butte, CA.
The hypocentral depth is 0 km (0.0 miles).




Magnitude 1.0 - local magnitude (Ml)
Time Tuesday, October 1, 2013 at 1:33:45 PM (PDT)
Tuesday, October 1, 2013 at 20:33:45 (UTC)
Distance from Obsidian Butte, CA - 2 km (1 miles) ENE (78 degrees)
Niland, CA - 11 km (7 miles) SW (231 degrees)
Calipatria, CA - 11 km (7 miles) WNW (300 degrees)
El Centro, CA - 43 km (27 miles) N (352 degrees)
Coordinates 33 deg. 10.5 min. N (33.174N), 115 deg. 36.8 min. W (115.613W)
Depth 0 km (0.0 miles)
Quality Good
Location Quality Parameters Nst= 13, Nph= 14, Dmin=0 km, Rmss=0.13 sec, Erho=0.6 km, Erzz=31.6 km, Gp=82.8 degrees
Event ID ci11372002
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