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 10:31:23 AM (PDT) on Thursday, August 7, 2025.
The magnitude 1.6 event occurred 7 km (4 miles) WSW of Holtville, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.6 - local magnitude (Ml)
Time Thursday, August 7, 2025 at 10:31:23 AM (PDT)
Thursday, August 7, 2025 at 17:31:23 (UTC)
Distance from Holtville, CA - 7 km (4 miles) WSW (255 degrees)
El Centro, CA - 10 km (6 miles) E (86 degrees)
Heber, CA - 10 km (6 miles) NE (45 degrees)
Imperial, CA - 12 km (8 miles) ESE (119 degrees)
Calexico, CA - 13 km (8 miles) NNE (18 degrees)
Coordinates 32 deg. 47.7 min. N (32.794N), 115 deg. 27.2 min. W (115.453W)
Depth 11.39 km (7.10 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=35, Dmin=1.4 km, Rmss=0.29 sec, Erho=0.59 km, Erzz=0.52 km, Gp=112 degrees
Event ID# ci41255616
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