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 9:20:20 PM (PDT) on Thursday, June 4, 2026.
The magnitude 1.5 event occurred 3 km (2 miles) E (92 degrees) of San Ramon, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.5 - duration magnitude (Md) |
| Time | Thursday, June 4, 2026 at 9:20:20 PM (PDT) Friday, June 5, 2026 at 4:20:20 (UTC) |
| Distance from |
San Ramon, CA - 3 km (2 miles) E (92 degrees) Blackhawk, CA - 6 km (3 miles) SSW (212 degrees) Diablo, CA - 6 km (4 miles) SSE (167 degrees) Danville, CA - 7 km (4 miles) SE (133 degrees) Dublin, CA - 9 km (5 miles) N (357 degrees) |
| Coordinates | 37 deg. 46.7 min. N (37.779N), 121 deg. 56.5 min. W (121.941W) |
| Depth | 7.59 km (4.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=8, Nph=8, Dmin=1.2 km, Rmss=0.03 sec, Erho=0.36 km, Erzz=0.629999995 km, Gp=114 degrees |
| Event ID# | nc75371056 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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