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 3:46:07 PM (PST) on Tuesday, January 20, 2026.
The magnitude 1.7 event occurred 10 km (6 miles) SSW of Ridgemark, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Tuesday, January 20, 2026 at 3:46:07 PM (PST) Tuesday, January 20, 2026 at 23:46:07 (UTC) |
| Distance from |
Ridgemark, CA - 10 km (6 miles) SSW (212 degrees) Hollister, CA - 13 km (8 miles) S (191 degrees) San Juan Bautista, CA - 16 km (10 miles) SE (140 degrees) Salinas, CA - 20 km (13 miles) ENE (73 degrees) Chualar, CA - 20 km (13 miles) NNE (24 degrees) |
| Coordinates | 36 deg. 44.2 min. N (36.737N), 121 deg. 25.5 min. W (121.425W) |
| Depth | 7.90 km (4.90 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=3.6 km, Rmss=0.09 sec, Erho=0.37 km, Erzz=0.699999988 km, Gp=63 degrees |
| Event ID# | nc75299061 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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