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 5:49:44 AM (PDT) on Sunday, October 4, 2026.
The magnitude 1.6 event occurred 9 km (5 miles) NNE (28 degrees) of Milpitas, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Sunday, October 4, 2026 at 5:49:44 AM (PDT) Sunday, October 4, 2026 at 12:49:44 (UTC) |
| Distance from |
Milpitas, CA - 9 km (5 miles) NNE (28 degrees) Fremont, CA - 12 km (7 miles) ESE (114 degrees) East Foothills, CA - 14 km (8 miles) NNW (344 degrees) Alum Rock, CA - 15 km (9 miles) N (349 degrees) Newark, CA - 16 km (10 miles) ESE (102 degrees) |
| Coordinates | 37 deg. 29.9 min. N (37.498N), 121 deg. 51.6 min. W (121.860W) |
| Depth | 5.65 km (3.50 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=14, Nph=13, Dmin=5.9 km, Rmss=0.05 sec, Erho=0.28 km, Erzz=0.709999979 km, Gp=80 degrees |
| Event ID# | nc75444136 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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