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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 2:31:42 PM (PST) on Tuesday, December 4, 2018.
The magnitude 0.8 event occurred 9 km (5 miles) NE (48 degrees) of Aguanga, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.8 - local magnitude (Ml)
Time Tuesday, December 4, 2018 at 2:31:42 PM (PST)
Tuesday, December 4, 2018 at 22:31:42 (UTC)
Distance from Aguanga, CA - 9 km (5 miles) NE (48 degrees)
Anza, CA - 13 km (8 miles) WSW (239 degrees)
Palomar Observatory, CA - 17 km (10 miles) NNE (22 degrees)
Warner Springs, CA - 28 km (17 miles) NNW (328 degrees)
Idyllwild, CA - 28 km (17 miles) SSW (195 degrees)
Coordinates 33 deg. 29.7 min. N (33.495N), 116 deg. 47.7 min. W (116.795W)
Depth 2.63 km (1.6 miles)
Quality Excellent
Location Quality Parameters Nst=28, Nph=44, Dmin=2.0 km, Rmss=0.11 sec, Erho=0.15 km, Erzz=0.22 km, Gp=40 degrees
Event ID# ci38385672
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