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 #9: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 10:54:17 PM (PDT) on Thursday, September 18, 2025.
The magnitude 1.9 event occurred 15 km (10 miles) NNE (13 degrees) of Barstow, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.9 - local magnitude (Ml)
Time Thursday, September 18, 2025 at 10:54:17 PM (PDT)
Friday, September 19, 2025 at 5:54:17 (UTC)
Distance from Barstow, CA - 15 km (10 miles) NNE (13 degrees)
Fort Irwin, CA - 37 km (23 miles) SW (227 degrees)
Boron, CA - 61 km (38 miles) E (86 degrees)
Apple Valley, CA - 62 km (38 miles) NNE (17 degrees)
Victorville, CA - 62 km (38 miles) NNE (27 degrees)
Coordinates 35 deg. 2.0 min. N (35.033N), 116 deg. 59.1 min. W (116.986W)
Depth 2.66 km (1.70 miles)
Quality Good
Location Quality Parameters Nst=34, Nph=56, Dmin=17.5 km, Rmss=0.13 sec, Erho=0.14 km, Erzz=0.66 km, Gp=53 degrees
Event ID# ci40445810
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