Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 1:19:55 AM (PDT) on Thursday, June 11, 2026.
The magnitude 0.4 event occurred 3 km (2 miles) NW of Alamo, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 0.4 - duration magnitude (Md) |
| Time | Thursday, June 11, 2026 at 1:19:55 AM (PDT) Thursday, June 11, 2026 at 8:19:55 (UTC) |
| Distance from |
Alamo, CA - 3 km (2 miles) NW (326 degrees) Saranap, CA - 3 km (2 miles) SE (125 degrees) Walnut Creek, CA - 4 km (3 miles) SSE (161 degrees) Lafayette, CA - 6 km (4 miles) ESE (106 degrees) Waldon, CA - 6 km (4 miles) S (175 degrees) |
| Coordinates | 37 deg. 52.2 min. N (37.870N), 122 deg. 3.0 min. W (122.049W) |
| Depth | 7.87 km (4.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=16, Nph=19, Dmin=5.1 km, Rmss=0.08 sec, Erho=0.29 km, Erzz=0.63 km, Gp=110 degrees |
| Event ID# | nc75374691 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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