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 9:03:34 PM (PDT) on Friday, July 14, 2023.
The magnitude 1.5 event occurred 1 km (1 miles) ESE of San Ysidro, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Friday, July 14, 2023 at 9:03:34 PM (PDT)
Saturday, July 15, 2023 at 4:03:34 (UTC)
Distance from San Ysidro, CA - 1 km (1 miles) ESE (123 degrees)
Tijuana, B.C., MX - 2 km (1 miles) NNW (329 degrees)
Imperial Beach, CA - 9 km (6 miles) ESE (119 degrees)
Chula Vista, CA - 9 km (6 miles) S (170 degrees)
Bonita, CA - 13 km (8 miles) S (180 degrees)
Coordinates 32 deg. 32.7 min. N (32.545N), 117 deg. 1.8 min. W (117.031W)
Depth 8.84 km (5.5 miles)
Quality Good
Location Quality Parameters Nst=23, Nph=35, Dmin=4.4 km, Rmss=0.14 sec, Erho=0.28 km, Erzz=0.51 km, Gp=100 degrees
Event ID# ci39613410
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