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 5:04:34 PM (PDT) on Monday, September 22, 2025.
The magnitude 0.8 event occurred 18 km (11 miles) N of Borrego Springs, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 0.8 - local magnitude (Ml)
Time Monday, September 22, 2025 at 5:04:34 PM (PDT)
Tuesday, September 23, 2025 at 0:04:34 (UTC)
Distance from Borrego Springs, CA - 18 km (11 miles) N (357 degrees)
Oasis, CA - 27 km (17 miles) W (259 degrees)
Warner Springs, CA - 28 km (17 miles) NE (56 degrees)
La Quinta, CA - 28 km (17 miles) SSW (194 degrees)
Anza, CA - 31 km (19 miles) ESE (119 degrees)
Coordinates 33 deg. 25.2 min. N (33.421N), 116 deg. 23.1 min. W (116.384W)
Depth 10.65 km (6.60 miles)
Quality Good
Location Quality Parameters Nst=44, Nph=77, Dmin=9.5 km, Rmss=0.22 sec, Erho=0.22 km, Erzz=0.41 km, Gp=71 degrees
Event ID# ci40448402
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