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

A micro earthquake occurred at 5:22:01 PM (PST) on Monday, December 3, 2018.
The magnitude 0.6 event occurred 9 km (6 miles) NE (44 degrees) of Aguanga, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.6 - local magnitude (Ml)
Time Monday, December 3, 2018 at 5:22:01 PM (PST)
Tuesday, December 4, 2018 at 1:22:01 (UTC)
Distance from Aguanga, CA - 9 km (6 miles) NE (44 degrees)
Anza, CA - 13 km (8 miles) WSW (243 degrees)
Palomar Observatory, CA - 17 km (11 miles) NNE (21 degrees)
Idyllwild, CA - 27 km (17 miles) SSW (195 degrees)
Lake Henshaw, CA - 29 km (18 miles) N (354 degrees)
Coordinates 33 deg. 30.2 min. N (33.503N), 116 deg. 47.8 min. W (116.796W)
Depth 3.56 km (2.2 miles)
Quality Good
Location Quality Parameters Nst=31, Nph=55, Dmin=1.1 km, Rmss=0.15 sec, Erho=0.17 km, Erzz=0.41 km, Gp=37 degrees
Event ID# ci38152287
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