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 8:55:58 PM (PDT) on Thursday, September 25, 2025.
The magnitude 0.9 event occurred 7 km (4 miles) NW of Anza, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Thursday, September 25, 2025 at 8:55:58 PM (PDT)
Friday, September 26, 2025 at 3:55:58 (UTC)
Distance from Anza, CA - 7 km (4 miles) NW (305 degrees)
Idyllwild, CA - 17 km (10 miles) S (184 degrees)
Aguanga, CA - 20 km (13 miles) NE (37 degrees)
Valle Vista, CA - 23 km (14 miles) SE (140 degrees)
Hemet, CA - 28 km (18 miles) SE (128 degrees)
Coordinates 33 deg. 35.4 min. N (33.589N), 116 deg. 43.9 min. W (116.732W)
Depth 12.00 km (7.50 miles)
Quality Good
Location Quality Parameters Nst=34, Nph=57, Dmin=2.7 km, Rmss=0.16 sec, Erho=0.2 km, Erzz=0.41 km, Gp=50 degrees
Event ID# ci41098055
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