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 1:23:25 AM (PDT) on Saturday, September 5, 2026.
The magnitude 1.6 event occurred 4 km (3 miles) ESE of Roseland, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Saturday, September 5, 2026 at 1:23:25 AM (PDT) Saturday, September 5, 2026 at 8:23:25 (UTC) |
| Distance from |
Roseland, CA - 4 km (3 miles) ESE (105 degrees) Santa Rosa, CA - 4 km (3 miles) SSE (155 degrees) Rohnert Park, CA - 8 km (5 miles) N (11 degrees) Cotati, CA - 10 km (6 miles) NNE (13 degrees) Kenwood, CA - 12 km (7 miles) W (270 degrees) |
| Coordinates | 38 deg. 24.8 min. N (38.413N), 122 deg. 41.0 min. W (122.683W) |
| Depth | 6.78 km (4.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=28, Nph=28, Dmin=3.1 km, Rmss=0.09 sec, Erho=0.22 km, Erzz=0.449999988 km, Gp=69 degrees |
| Event ID# | nc75430077 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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