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== 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 2:49:34 PM (PST) on Monday, December 3, 2018.
The magnitude 0.4 event occurred 10 km (6 miles) NE (37 degrees) of Aguanga, CA.
The hypocentral depth is 5 km ( 3 miles).



Magnitude 0.4 - local magnitude (Ml)
Time Monday, December 3, 2018 at 2:49:34 PM (PST)
Monday, December 3, 2018 at 22:49:34 (UTC)
Distance from Aguanga, CA - 10 km (6 miles) NE (37 degrees)
Anza, CA - 12 km (8 miles) WSW (250 degrees)
Palomar Observatory, CA - 19 km (12 miles) NNE (19 degrees)
Idyllwild, CA - 26 km (16 miles) SSW (197 degrees)
Valle Vista, CA - 27 km (17 miles) SSE (161 degrees)
Coordinates 33 deg. 31.1 min. N (33.518N), 116 deg. 47.9 min. W (116.798W)
Depth 4.99 km (3.1 miles)
Quality Fair
Location Quality Parameters Nst=8, Nph=13, Dmin=8.9 km, Rmss=0.06 sec, Erho=0.28 km, Erzz=0.41 km, Gp=189 degrees
Event ID# ci38152087
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