Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: 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 11:05:33 AM (PDT) on Tuesday, October 21, 2025.
The magnitude 1.8 event occurred 24 km (15 miles) SSW of Los Banos, CA.
The hypocentral depth is -0.27 km (-0.20 miles).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Tuesday, October 21, 2025 at 11:05:33 AM (PDT) Tuesday, October 21, 2025 at 18:05:33 (UTC) |
| Distance from |
Los Banos, CA - 24 km (15 miles) SSW (213 degrees) South Dos Palos, CA - 32 km (20 miles) WSW (252 degrees) Ridgemark, CA - 34 km (21 miles) ENE (78 degrees) Dos Palos, CA - 35 km (22 miles) WSW (250 degrees) Hollister, CA - 36 km (22 miles) E (85 degrees) |
| Coordinates | 36 deg. 52.6 min. N (36.877N), 120 deg. 59.8 min. W (120.997W) |
| Depth | -0.27 km (-0.20 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=10, Nph=9, Dmin=7.4 km, Rmss=0.30 sec, Erho=1.19 km, Erzz=6.76000023 km, Gp=146 degrees |
| Event ID# | nc75252461 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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