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

A micro earthquake occurred at 8:50:50 PM (PDT) on Wednesday, September 24, 2025.
The magnitude 1.0 event occurred 5 km (3 miles) ENE (59 degrees) of Anza, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Wednesday, September 24, 2025 at 8:50:50 PM (PDT)
Thursday, September 25, 2025 at 3:50:50 (UTC)
Distance from Anza, CA - 5 km (3 miles) ENE (59 degrees)
Idyllwild, CA - 20 km (12 miles) SSE (156 degrees)
Aguanga, CA - 26 km (16 miles) NE (55 degrees)
Cathedral City, CA - 27 km (17 miles) SW (214 degrees)
Rancho Mirage, CA - 27 km (17 miles) SW (228 degrees)
Coordinates 33 deg. 34.6 min. N (33.577N), 116 deg. 37.8 min. W (116.630W)
Depth 12.58 km (7.80 miles)
Quality Good
Location Quality Parameters Nst=47, Nph=88, Dmin=1.1 km, Rmss=0.19 sec, Erho=0.19 km, Erzz=0.34 km, Gp=39 degrees
Event ID# ci41096975
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