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 7:33:58 PM (PDT) on Tuesday, March 17, 2026.
The magnitude 0.9 event occurred 1 km (1 miles) NNE (17 degrees) of San Ramon, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 0.9 - duration magnitude (Md) |
| Time | Tuesday, March 17, 2026 at 7:33:58 PM (PDT) Wednesday, March 18, 2026 at 2:33:58 (UTC) |
| Distance from |
San Ramon, CA - 1 km (1 miles) NNE (17 degrees) Danville, CA - 4 km (3 miles) SSE (150 degrees) Diablo, CA - 5 km (3 miles) SSW (196 degrees) Blackhawk, CA - 7 km (4 miles) WSW (238 degrees) Alamo, CA - 9 km (5 miles) SE (144 degrees) |
| Coordinates | 37 deg. 47.2 min. N (37.787N), 121 deg. 58.5 min. W (121.975W) |
| Depth | 6.53 km (4.10 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=5, Nph=5, Dmin=3.9 km, Rmss=0.00 sec, Erho=0.65 km, Erzz=1.79999995 km, Gp=145 degrees |
| Event ID# | nc75329417 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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