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 9:39:23 PM (PDT) on Saturday, September 20, 2025.
The magnitude 1.1 event occurred 17 km (10 miles) NE (46 degrees) of Coachella, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Saturday, September 20, 2025 at 9:39:23 PM (PDT)
Sunday, September 21, 2025 at 4:39:23 (UTC)
Distance from Coachella, CA - 17 km (10 miles) NE (46 degrees)
Indio, CA - 17 km (11 miles) ENE (66 degrees)
Thermal, CA - 18 km (11 miles) NNE (29 degrees)
Mecca, CA - 24 km (15 miles) N (7 degrees)
Indian Wells, CA - 25 km (16 miles) ENE (74 degrees)
Coordinates 33 deg. 47.0 min. N (33.783N), 116 deg. 2.7 min. W (116.045W)
Depth 7.91 km (4.90 miles)
Quality Good
Location Quality Parameters Nst=41, Nph=74, Dmin=15.1 km, Rmss=0.15 sec, Erho=0.15 km, Erzz=0.69 km, Gp=53 degrees
Event ID# ci40447354
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