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

A micro earthquake occurred at 11:15:58 AM (PDT) on Thursday, October 11, 2018.
The magnitude 0.5 event occurred 8 km (5 miles) ENE (59 degrees) of Aguanga, CA.
The hypocentral depth is 4 km ( 3 miles).



Magnitude 0.5 - local magnitude (Ml)
Time Thursday, October 11, 2018 at 11:15:58 AM (PDT)
Thursday, October 11, 2018 at 18:15:58 (UTC)
Distance from Aguanga, CA - 8 km (5 miles) ENE (59 degrees)
Anza, CA - 13 km (8 miles) SW (232 degrees)
Palomar Observatory, CA - 16 km (10 miles) NNE (27 degrees)
Warner Springs, CA - 26 km (16 miles) NNW (327 degrees)
Lake Henshaw, CA - 27 km (17 miles) N (355 degrees)
Coordinates 33 deg. 28.9 min. N (33.481N), 116 deg. 47.3 min. W (116.788W)
Depth 4.46 km (2.8 miles)
Quality Good
Location Quality Parameters Nst=33, Nph=57, Dmin=3.6 km, Rmss=0.18 sec, Erho=0.19 km, Erzz=0.37 km, Gp=36 degrees
Event ID# ci37385162
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