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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 8:21:20 AM (PDT) on Sunday, August 11, 2019.
The magnitude 0.5 event occurred 13 km (8 miles) SE of Anza, CA.
The hypocentral depth is 10 km ( 6 miles).



Magnitude 0.5 - local magnitude (Ml)
Time Sunday, August 11, 2019 at 8:21:20 AM (PDT)
Sunday, August 11, 2019 at 15:21:20 (UTC)
Distance from Anza, CA - 13 km (8 miles) SE (132 degrees)
Warner Springs, CA - 22 km (14 miles) NNE (16 degrees)
Aguanga, CA - 28 km (17 miles) E (83 degrees)
Palomar Observatory, CA - 30 km (19 miles) ENE (64 degrees)
Borrego Springs, CA - 30 km (19 miles) NW (324 degrees)
Coordinates 33 deg. 28.5 min. N (33.475N), 116 deg. 34.1 min. W (116.568W)
Depth 10.49 km (6.5 miles)
Quality Excellent
Location Quality Parameters Nst=31, Nph=54, Dmin=3.9 km, Rmss=0.14 sec, Erho=0.18 km, Erzz=0.35 km, Gp=78 degrees
Event ID# ci38955984
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