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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 8:28:58 PM (PDT) on Thursday, May 2, 2013.
The magnitude 1.4 event occurred 2 km (1 miles) WSW of Palomar Observatory, CA.
The hypocentral depth is 13 km ( 8 miles).




Magnitude 1.4 - local magnitude (Ml)
Time Thursday, May 2, 2013 at 8:28:58 PM (PDT)
Friday, May 3, 2013 at 3:28:58 (UTC)
Distance from Palomar Observatory, CA - 2 km (1 miles) WSW (237 degrees)
Lake Henshaw, CA - 16 km (10 miles) NW (317 degrees)
Mesa Grande, CA - 21 km (13 miles) NNW (330 degrees)
Oceanside, CA - 49 km (30 miles) ENE (70 degrees)
Coordinates 33 deg. 20.7 min. N (33.345N), 116 deg. 52.9 min. W (116.882W)
Depth 13.4 km (8.3 miles)
Quality Good
Location Quality Parameters Nst= 42, Nph= 64, Dmin=2 km, Rmss=0.16 sec, Erho=0.3 km, Erzz=0.7 km, Gp=57.6 degrees
Event ID ci15336665
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SCSN First Motion Mechanism 1



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