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

A micro earthquake occurred at 9:10:17 AM (PDT) on Wednesday, September 24, 2025.
The magnitude 1.8 event occurred 22 km (14 miles) N of Yucca Valley, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.8 - local magnitude (Ml)
Time Wednesday, September 24, 2025 at 9:10:17 AM (PDT)
Wednesday, September 24, 2025 at 16:10:17 (UTC)
Distance from Yucca Valley, CA - 22 km (14 miles) N (356 degrees)
Joshua Tree, CA - 23 km (15 miles) NNW (328 degrees)
Morongo Valley, CA - 32 km (20 miles) NNE (22 degrees)
Big Bear City, CA - 37 km (23 miles) E (81 degrees)
Desert Hot Springs, CA - 39 km (25 miles) N (7 degrees)
Coordinates 34 deg. 18.8 min. N (34.313N), 116 deg. 26.9 min. W (116.448W)
Depth 9.92 km (6.20 miles)
Quality Excellent
Location Quality Parameters Nst=55, Nph=99, Dmin=6.5 km, Rmss=0.12 sec, Erho=0.11 km, Erzz=0.23 km, Gp=50 degrees
Event ID# ci40449786
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