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 10:19:16 PM (PDT) on Saturday, August 30, 2025.
The magnitude 0.8 event occurred 2 km (1 miles) NW of Loma Linda, CA.
The hypocentral depth is 15 km (10 miles).
| Magnitude | 0.8 - local magnitude (Ml) |
| Time | Saturday, August 30, 2025 at 10:19:16 PM (PDT) Sunday, August 31, 2025 at 5:19:16 (UTC) |
| Distance from |
Loma Linda, CA - 2 km (1 miles) NW (320 degrees) Colton, CA - 4 km (3 miles) ESE (113 degrees) Grand Terrace, CA - 5 km (3 miles) NE (52 degrees) San Bernardino, CA - 8 km (5 miles) SSE (167 degrees) Redlands, CA - 8 km (5 miles) W (273 degrees) |
| Coordinates | 34 deg. 3.6 min. N (34.060N), 117 deg. 16.4 min. W (117.273W) |
| Depth | 15.32 km (9.50 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=43, Nph=76, Dmin=8.5 km, Rmss=0.16 sec, Erho=0.17 km, Erzz=0.33 km, Gp=57 degrees |
| Event ID# | ci41279816 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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