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 10:16:44 AM (PDT) on Tuesday, September 1, 2026.
The magnitude 1.4 event occurred 15 km (9 miles) W of Ukiah, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Tuesday, September 1, 2026 at 10:16:44 AM (PDT) Tuesday, September 1, 2026 at 17:16:44 (UTC) |
| Distance from |
Ukiah, CA - 15 km (9 miles) W (271 degrees) Boonville, CA - 16 km (10 miles) N (356 degrees) Talmage, CA - 18 km (11 miles) W (276 degrees) Redwood Valley, CA - 20 km (12 miles) SW (230 degrees) Willits, CA - 29 km (18 miles) S (184 degrees) |
| Coordinates | 39 deg. 9.0 min. N (39.150N), 123 deg. 22.7 min. W (123.379W) |
| Depth | 3.23 km (2.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=8, Nph=8, Dmin=9.1 km, Rmss=0.01 sec, Erho=0.28 km, Erzz=3.17000008 km, Gp=66 degrees |
| Event ID# | nc75428307 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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