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 #4: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 8:57:40 PM (PDT) on Sunday, July 20, 2025.
The magnitude 1.2 event occurred 17 km (11 miles) NW of Progreso, B.C., MX.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Sunday, July 20, 2025 at 8:57:40 PM (PDT)
Monday, July 21, 2025 at 3:57:40 (UTC)
Distance from Progreso, B.C., MX - 17 km (11 miles) NW (304 degrees)
Heber, CA - 21 km (13 miles) WSW (250 degrees)
El Centro, CA - 22 km (13 miles) SW (232 degrees)
Calexico, CA - 22 km (14 miles) W (267 degrees)
Ocotillo, CA - 25 km (16 miles) ESE (107 degrees)
Coordinates 32 deg. 40.0 min. N (32.667N), 115 deg. 44.3 min. W (115.739W)
Depth 9.77 km (6.10 miles)
Quality Good
Location Quality Parameters Nst=26, Nph=43, Dmin=2.3 km, Rmss=0.22 sec, Erho=0.33 km, Erzz=0.48 km, Gp=67 degrees
Event ID# ci41027223
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