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 5:55:47 PM (PDT) on Tuesday, June 30, 2026.
The magnitude 1.3 event occurred 12 km (7 miles) SE of Ridgemark, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Tuesday, June 30, 2026 at 5:55:47 PM (PDT) Wednesday, July 1, 2026 at 0:55:47 (UTC) |
| Distance from |
Ridgemark, CA - 12 km (7 miles) SE (130 degrees) Hollister, CA - 16 km (10 miles) SE (134 degrees) San Juan Bautista, CA - 27 km (17 miles) ESE (114 degrees) Chualar, CA - 30 km (19 miles) NE (49 degrees) Gonzales, CA - 31 km (19 miles) NNE (31 degrees) |
| Coordinates | 36 deg. 44.8 min. N (36.746N), 121 deg. 16.0 min. W (121.267W) |
| Depth | 9.21 km (5.70 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=11, Nph=11, Dmin=4.6 km, Rmss=0.11 sec, Erho=0.5 km, Erzz=1.14999998 km, Gp=74 degrees |
| Event ID# | nc75387211 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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