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 #4: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 7:47:21 PM (PST) on Tuesday, November 4, 2025.
The magnitude 1.8 event occurred 5 km (3 miles) ENE (58 degrees) of Glendora, CA.
The hypocentral depth is 14 km ( 9 miles).
| Magnitude | 1.8 - local magnitude (Ml) |
| Time | Tuesday, November 4, 2025 at 7:47:21 PM (PST) Wednesday, November 5, 2025 at 3:47:21 (UTC) |
| Distance from |
Glendora, CA - 5 km (3 miles) ENE (58 degrees) San Dimas, CA - 6 km (4 miles) N (349 degrees) Charter Oak, CA - 7 km (4 miles) NNE (21 degrees) Citrus, CA - 8 km (5 miles) NE (53 degrees) La Verne, CA - 8 km (5 miles) NW (324 degrees) |
| Coordinates | 34 deg. 9.6 min. N (34.160N), 117 deg. 49.2 min. W (117.819W) |
| Depth | 14.09 km (8.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=86, Nph=154, Dmin=4.7 km, Rmss=0.22 sec, Erho=0.17 km, Erzz=0.3 km, Gp=32 degrees |
| Event ID# | ci40481154 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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