Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:38:08 PM (PDT) on Tuesday, May 12, 2026.
The magnitude 0.4 event occurred 5 km (3 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 0.4 - duration magnitude (Md) |
| Time | Tuesday, May 12, 2026 at 8:38:08 PM (PDT) Wednesday, May 13, 2026 at 3:38:08 (UTC) |
| Distance from |
Cobb, CA - 5 km (3 miles) WNW (291 degrees) The Geysers, CA - 7 km (5 miles) NNW (342 degrees) Kelseyville, CA - 16 km (10 miles) SSE (162 degrees) Lower Lake, CA - 17 km (10 miles) WSW (242 degrees) Middletown, CA - 17 km (11 miles) NW (304 degrees) |
| Coordinates | 38 deg. 50.4 min. N (38.840N), 122 deg. 46.9 min. W (122.782W) |
| Depth | 1.77 km (1.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=6, Nph=9, Dmin=0.6 km, Rmss=0.03 sec, Erho=0.4 km, Erzz=0.55 km, Gp=117 degrees |
| Event ID# | nc75359726 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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