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 3:59:19 AM (PDT) on Thursday, October 23, 2025.
The magnitude 0.8 event occurred 9 km (5 miles) SSE of Hemet, CA.
The hypocentral depth is 17 km (11 miles).


Magnitude 0.8 - local magnitude (Ml)
Time Thursday, October 23, 2025 at 3:59:19 AM (PDT)
Thursday, October 23, 2025 at 10:59:19 (UTC)
Distance from Hemet, CA - 9 km (5 miles) SSE (168 degrees)
Valle Vista, CA - 10 km (6 miles) SSW (212 degrees)
Winchester, CA - 13 km (8 miles) ESE (108 degrees)
San Jacinto, CA - 13 km (8 miles) S (177 degrees)
Green Acres, CA - 14 km (9 miles) ESE (123 degrees)
Coordinates 33 deg. 40.2 min. N (33.670N), 116 deg. 57.1 min. W (116.952W)
Depth 17.21 km (10.70 miles)
Quality Good
Location Quality Parameters Nst=42, Nph=73, Dmin=3.2 km, Rmss=0.18 sec, Erho=0.2 km, Erzz=0.36 km, Gp=48 degrees
Event ID# ci41113199
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