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 1:31:52 AM (PDT) on Friday, September 25, 2026.
The magnitude 1.1 event occurred 2 km (1 miles) NE (44 degrees) of Danville, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Friday, September 25, 2026 at 1:31:52 AM (PDT) Friday, September 25, 2026 at 8:31:52 (UTC) |
| Distance from |
Danville, CA - 2 km (1 miles) NE (44 degrees) Diablo, CA - 3 km (2 miles) W (262 degrees) Alamo, CA - 4 km (3 miles) ESE (117 degrees) San Ramon, CA - 6 km (4 miles) N (352 degrees) Blackhawk, CA - 7 km (4 miles) W (280 degrees) |
| Coordinates | 37 deg. 49.9 min. N (37.832N), 121 deg. 59.2 min. W (121.987W) |
| Depth | 7.92 km (4.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=6.9 km, Rmss=0.04 sec, Erho=0.31 km, Erzz=0.689999998 km, Gp=127 degrees |
| Event ID# | nc75441472 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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