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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 7:48:46 AM (PST) on Thursday, February 19, 2026.
The magnitude 1.3 event occurred 9 km (5 miles) N (1 degrees) of Rancho Cucamonga, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Thursday, February 19, 2026 at 7:48:46 AM (PST) Thursday, February 19, 2026 at 15:48:46 (UTC) |
| Distance from |
Rancho Cucamonga, CA - 9 km (5 miles) N (1 degrees) Lytle Creek, CA - 10 km (6 miles) SW (228 degrees) Upland, CA - 13 km (8 miles) NNE (30 degrees) Fontana, CA - 16 km (10 miles) NW (316 degrees) Devore, CA - 16 km (10 miles) W (262 degrees) |
| Coordinates | 34 deg. 12.0 min. N (34.200N), 117 deg. 34.7 min. W (117.578W) |
| Depth | 5.73 km (3.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=37, Nph=57, Dmin=7.3 km, Rmss=0.16 sec, Erho=0.21 km, Erzz=0.46 km, Gp=60 degrees |
| Event ID# | ci41187975 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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