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 8:11:35 PM (PDT) on Friday, September 18, 2026.
The magnitude 1.5 event occurred 33 km (20 miles) SSW of Ferndale, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 1.5 - duration magnitude (Md) |
| Time | Friday, September 18, 2026 at 8:11:35 PM (PDT) Saturday, September 19, 2026 at 3:11:35 (UTC) |
| Distance from |
Ferndale, CA - 33 km (20 miles) SSW (205 degrees) Rio Dell, CA - 35 km (21 miles) SW (232 degrees) Hydesville, CA - 39 km (24 miles) SW (226 degrees) Fortuna, CA - 40 km (25 miles) SW (215 degrees) Humboldt Hill, CA - 51 km (31 miles) SSW (203 degrees) |
| Coordinates | 40 deg. 18.4 min. N (40.307N), 124 deg. 25.6 min. W (124.427W) |
| Depth | 9.57 km (5.90 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=7, Nph=7, Dmin=7.5 km, Rmss=0.21 sec, Erho=5.07 km, Erzz=1.23000002 km, Gp=284 degrees |
| Event ID# | nc75438187 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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