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

A micro earthquake occurred at 2:51:06 PM (PST) on Tuesday, December 4, 2018.
The magnitude 0.3 event occurred 9 km (6 miles) NE (44 degrees) of Aguanga, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.3 - local magnitude (Ml)
Time Tuesday, December 4, 2018 at 2:51:06 PM (PST)
Tuesday, December 4, 2018 at 22:51:06 (UTC)
Distance from Aguanga, CA - 9 km (6 miles) NE (44 degrees)
Anza, CA - 13 km (8 miles) WSW (242 degrees)
Palomar Observatory, CA - 17 km (11 miles) NNE (21 degrees)
Idyllwild, CA - 28 km (17 miles) SSW (196 degrees)
Lake Henshaw, CA - 29 km (18 miles) N (353 degrees)
Coordinates 33 deg. 30.0 min. N (33.500N), 116 deg. 47.9 min. W (116.799W)
Depth 2.28 km (1.4 miles)
Quality Excellent
Location Quality Parameters Nst=21, Nph=35, Dmin=1.4 km, Rmss=0.11 sec, Erho=0.2 km, Erzz=0.17 km, Gp=75 degrees
Event ID# ci38385744
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