Recent Earthquakes in California and Nevada


== 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 9:01:40 PM (PDT) on Sunday, July 16, 2023.
The magnitude 0.9 event occurred 5 km (3 miles) SSE of Julian, CA.
The hypocentral depth is 14 km ( 9 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Sunday, July 16, 2023 at 9:01:40 PM (PDT)
Monday, July 17, 2023 at 4:01:40 (UTC)
Distance from Julian, CA - 5 km (3 miles) SSE (153 degrees)
San Diego Country Estates, CA - 20 km (12 miles) E (80 degrees)
Pine Valley, CA - 24 km (15 miles) N (350 degrees)
Ramona, CA - 27 km (17 miles) E (91 degrees)
Warner Springs, CA - 28 km (17 miles) S (169 degrees)
Coordinates 33 deg. 2.2 min. N (33.036N), 116 deg. 34.6 min. W (116.576W)
Depth 14.15 km (8.8 miles)
Quality Good
Location Quality Parameters Nst=37, Nph=52, Dmin=5.3 km, Rmss=0.24 sec, Erho=0.26 km, Erzz=0.65 km, Gp=54 degrees
Event ID# ci39614522
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