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 0:00:42 AM (PDT) on Sunday, April 12, 2026.
The magnitude 1.9 event occurred 10 km (6 miles) SE of Hidden Valley Lake, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.9 - duration magnitude (Md) |
| Time | Sunday, April 12, 2026 at 0:00:42 AM (PDT) Sunday, April 12, 2026 at 7:00:42 (UTC) |
| Distance from |
Hidden Valley Lake, CA - 10 km (6 miles) SE (130 degrees) Middletown, CA - 13 km (8 miles) E (92 degrees) Angwin, CA - 19 km (12 miles) N (356 degrees) Calistoga, CA - 21 km (13 miles) NNE (28 degrees) Lower Lake, CA - 22 km (14 miles) SE (145 degrees) |
| Coordinates | 38 deg. 44.9 min. N (38.748N), 122 deg. 27.9 min. W (122.465W) |
| Depth | 3.12 km (1.90 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=28.5 km, Rmss=0.21 sec, Erho=11.99 km, Erzz=10.3500004 km, Gp=221 degrees |
| Event ID# | nc75342897 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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