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

A micro earthquake occurred at 2:55:28 AM (PDT) on Tuesday, September 10, 2019.
The magnitude 1.0 event occurred 11 km (7 miles) WSW of Pine Valley, CA.
The hypocentral depth is 18 km (11 miles).



Magnitude 1.0 - local magnitude (Ml)
Time Tuesday, September 10, 2019 at 2:55:28 AM (PDT)
Tuesday, September 10, 2019 at 9:55:28 (UTC)
Distance from Pine Valley, CA - 11 km (7 miles) WSW (253 degrees)
Alpine, CA - 12 km (8 miles) ESE (113 degrees)
Jamul, CA - 23 km (14 miles) ENE (69 degrees)
Tecate, B.C., MX - 25 km (16 miles) N (358 degrees)
Campo, CA - 26 km (16 miles) NW (321 degrees)
Coordinates 32 deg. 47.5 min. N (32.792N), 116 deg. 38.7 min. W (116.645W)
Depth 17.85 km (11.1 miles)
Quality Good
Location Quality Parameters Nst=17, Nph=28, Dmin=12.7 km, Rmss=0.1 sec, Erho=0.24 km, Erzz=0.41 km, Gp=100 degrees
Event ID# ci38823735
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