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 1:58:03 AM (PDT) on Saturday, September 5, 2026.
The magnitude 1.6 event occurred 15 km (9 miles) S of Ridgemark, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Saturday, September 5, 2026 at 1:58:03 AM (PDT) Saturday, September 5, 2026 at 8:58:03 (UTC) |
| Distance from |
Ridgemark, CA - 15 km (9 miles) S (183 degrees) Chualar, CA - 18 km (11 miles) NE (46 degrees) Hollister, CA - 19 km (12 miles) S (173 degrees) Gonzales, CA - 20 km (13 miles) NNE (18 degrees) San Juan Bautista, CA - 23 km (15 miles) SE (141 degrees) |
| Coordinates | 36 deg. 40.9 min. N (36.682N), 121 deg. 22.4 min. W (121.373W) |
| Depth | 5.09 km (3.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=12, Nph=11, Dmin=3.7 km, Rmss=0.14 sec, Erho=0.52 km, Erzz=1.38 km, Gp=71 degrees |
| Event ID# | nc75430097 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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