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 4:30:44 AM (PDT) on Sunday, October 5, 2025.
The magnitude 0.4 event occurred 8 km (5 miles) SE of Winchester, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.4 - local magnitude (Ml) |
| Time | Sunday, October 5, 2025 at 4:30:44 AM (PDT) Sunday, October 5, 2025 at 11:30:44 (UTC) |
| Distance from |
Winchester, CA - 8 km (5 miles) SE (125 degrees) Green Acres, CA - 10 km (6 miles) SE (145 degrees) Hemet, CA - 10 km (6 miles) SSW (204 degrees) Menifee, CA - 14 km (9 miles) ESE (120 degrees) San Jacinto, CA - 14 km (9 miles) SSW (202 degrees) |
| Coordinates | 33 deg. 40.0 min. N (33.667N), 117 deg. 0.9 min. W (117.016W) |
| Depth | 9.92 km (6.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=21, Nph=39, Dmin=1.9 km, Rmss=0.12 sec, Erho=0.22 km, Erzz=0.23 km, Gp=74 degrees |
| Event ID# | ci41102943 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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