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 3:42:47 AM (PDT) on Saturday, July 4, 2026.
The magnitude 1.7 event occurred 4 km (2 miles) N of Redwood Valley, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Saturday, July 4, 2026 at 3:42:47 AM (PDT) Saturday, July 4, 2026 at 10:42:47 (UTC) |
| Distance from |
Redwood Valley, CA - 4 km (2 miles) N (355 degrees) Ukiah, CA - 16 km (10 miles) N (0 degrees) Willits, CA - 18 km (11 miles) SE (135 degrees) Talmage, CA - 19 km (12 miles) N (349 degrees) Brooktrails, CA - 22 km (14 miles) SE (137 degrees) |
| Coordinates | 39 deg. 17.8 min. N (39.297N), 123 deg. 12.5 min. W (123.208W) |
| Depth | 6.37 km (4.00 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=16, Nph=16, Dmin=1.3 km, Rmss=0.07 sec, Erho=0.26 km, Erzz=0.620000005 km, Gp=69 degrees |
| Event ID# | nc75389191 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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