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 #3: 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 9:30:24 AM (PDT) on Monday, May 4, 2026.
The magnitude 1.0 event occurred 3 km (2 miles) SE of Yucaipa, CA.
The hypocentral depth is 17 km (11 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Monday, May 4, 2026 at 9:30:24 AM (PDT) Monday, May 4, 2026 at 16:30:24 (UTC) |
| Distance from |
Yucaipa, CA - 3 km (2 miles) SE (133 degrees) Calimesa, CA - 4 km (3 miles) NE (41 degrees) Beaumont, CA - 11 km (7 miles) NNW (337 degrees) Mentone, CA - 12 km (7 miles) ESE (119 degrees) Redlands, CA - 15 km (10 miles) ESE (106 degrees) |
| Coordinates | 34 deg. 1.1 min. N (34.018N), 117 deg. 1.3 min. W (117.022W) |
| Depth | 17.37 km (10.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=38, Nph=62, Dmin=11.6 km, Rmss=0.16 sec, Erho=0.18 km, Erzz=0.47 km, Gp=41 degrees |
| Event ID# | ci41241039 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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