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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 #3: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 5:46:21 AM (PDT) on Tuesday, September 10, 2019.
The magnitude 0.5 event occurred 3 km (2 miles) NNW of Palomar Observatory, CA.
The hypocentral depth is 8 km ( 5 miles).



Magnitude 0.5 - local magnitude (Ml)
Time Tuesday, September 10, 2019 at 5:46:21 AM (PDT)
Tuesday, September 10, 2019 at 12:46:21 (UTC)
Distance from Palomar Observatory, CA - 3 km (2 miles) NNW (346 degrees)
Aguanga, CA - 7 km (4 miles) S (186 degrees)
Pala, CA - 19 km (12 miles) E (84 degrees)
Lake Henshaw, CA - 19 km (12 miles) NNW (327 degrees)
Valley Center, CA - 24 km (15 miles) NE (39 degrees)
Coordinates 33 deg. 23.0 min. N (33.384N), 116 deg. 52.3 min. W (116.872W)
Depth 8.38 km (5.2 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=29, Dmin=3.5 km, Rmss=0.21 sec, Erho=0.31 km, Erzz=0.7 km, Gp=49 degrees
Event ID# ci38824063
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