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 9:50:12 AM (PDT) on Friday, March 20, 2026.
The magnitude 1.1 event occurred 10 km (6 miles) WSW of The Geysers, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Friday, March 20, 2026 at 9:50:12 AM (PDT) Friday, March 20, 2026 at 16:50:12 (UTC) |
| Distance from |
The Geysers, CA - 10 km (6 miles) WSW (246 degrees) Healdsburg, CA - 15 km (9 miles) N (4 degrees) Cobb, CA - 15 km (9 miles) SW (233 degrees) Cloverdale, CA - 16 km (10 miles) ESE (117 degrees) Middletown, CA - 21 km (13 miles) W (267 degrees) |
| Coordinates | 38 deg. 44.6 min. N (38.743N), 122 deg. 51.5 min. W (122.858W) |
| Depth | 14.64 km (9.10 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=6.4 km, Rmss=0.04 sec, Erho=1.61 km, Erzz=2.49000001 km, Gp=168 degrees |
| Event ID# | nc75330677 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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