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 3:49:08 AM (PDT) on Tuesday, April 28, 2026.
The magnitude 0.9 event occurred 3 km (2 miles) W of Calimesa, CA.
The hypocentral depth is 16 km (10 miles).
| Magnitude | 0.9 - local magnitude (Ml) |
| Time | Tuesday, April 28, 2026 at 3:49:08 AM (PDT) Tuesday, April 28, 2026 at 10:49:08 (UTC) |
| Distance from |
Calimesa, CA - 3 km (2 miles) W (280 degrees) Yucaipa, CA - 6 km (4 miles) SW (219 degrees) Mentone, CA - 10 km (6 miles) SSE (151 degrees) Redlands, CA - 11 km (7 miles) SE (127 degrees) Beaumont, CA - 12 km (8 miles) NW (306 degrees) |
| Coordinates | 33 deg. 59.6 min. N (33.993N), 117 deg. 5.0 min. W (117.084W) |
| Depth | 15.50 km (9.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=55, Nph=97, Dmin=5.4 km, Rmss=0.16 sec, Erho=0.14 km, Erzz=0.43 km, Gp=25 degrees |
| Event ID# | ci41235775 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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