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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 10:19:37 PM (PDT) on Tuesday, October 9, 2018.
The magnitude 0.3 event occurred 4 km (3 miles) SW of Anza, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.3 - local magnitude (Ml)
Time Tuesday, October 9, 2018 at 10:19:37 PM (PDT)
Wednesday, October 10, 2018 at 5:19:37 (UTC)
Distance from Anza, CA - 4 km (3 miles) SW (229 degrees)
Aguanga, CA - 17 km (11 miles) NE (56 degrees)
Palomar Observatory, CA - 24 km (15 miles) NE (37 degrees)
Idyllwild, CA - 24 km (15 miles) S (178 degrees)
Warner Springs, CA - 28 km (18 miles) NNW (346 degrees)
Coordinates 33 deg. 31.7 min. N (33.528N), 116 deg. 42.6 min. W (116.710W)
Depth 4.01 km (2.5 miles)
Quality Excellent
Location Quality Parameters Nst=14, Nph=21, Dmin=4.8 km, Rmss=0.05 sec, Erho=0.14 km, Erzz=0.35 km, Gp=82 degrees
Event ID# ci38318720
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