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 6:26:21 PM (PDT) on Thursday, July 13, 2023.
The magnitude 1.1 event occurred 24 km (15 miles) SW of Ocotillo Wells, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Thursday, July 13, 2023 at 6:26:21 PM (PDT)
Friday, July 14, 2023 at 1:26:21 (UTC)
Distance from Ocotillo Wells, CA - 24 km (15 miles) SW (234 degrees)
Julian, CA - 25 km (16 miles) ESE (106 degrees)
Borrego Springs, CA - 27 km (17 miles) S (174 degrees)
Pine Valley, CA - 28 km (17 miles) NE (39 degrees)
Warner Springs, CA - 40 km (25 miles) SE (138 degrees)
Coordinates 33 deg. 0.9 min. N (33.015N), 116 deg. 20.7 min. W (116.345W)
Depth 10.6 km (6.6 miles)
Quality Good
Location Quality Parameters Nst=46, Nph=73, Dmin=7.8 km, Rmss=0.2 sec, Erho=0.22 km, Erzz=0.39 km, Gp=55 degrees
Event ID# ci39612370
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