Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California
Version #8: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:22:00 PM (PDT) on Monday, April 20, 2026.
The magnitude 1.3 event occurred 11 km (7 miles) SE of Anza, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Monday, April 20, 2026 at 8:22:00 PM (PDT) Tuesday, April 21, 2026 at 3:22:00 (UTC) |
| Distance from |
Anza, CA - 11 km (7 miles) SE (139 degrees) Warner Springs, CA - 22 km (14 miles) N (9 degrees) Aguanga, CA - 25 km (16 miles) E (81 degrees) Palomar Observatory, CA - 28 km (18 miles) ENE (61 degrees) Lake Henshaw, CA - 31 km (19 miles) NNE (31 degrees) |
| Coordinates | 33 deg. 28.7 min. N (33.478N), 116 deg. 35.7 min. W (116.595W) |
| Depth | 6.15 km (3.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=68, Nph=125, Dmin=1.9 km, Rmss=0.2 sec, Erho=0.14 km, Erzz=0.39 km, Gp=23 degrees |
| Event ID# | ci41446104 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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