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 6:16:31 AM (PDT) on Saturday, April 18, 2026.
The magnitude 0.9 event occurred 8 km (5 miles) NE (42 degrees) of Trabuco Canyon, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 0.9 - local magnitude (Ml) |
| Time | Saturday, April 18, 2026 at 6:16:31 AM (PDT) Saturday, April 18, 2026 at 13:16:31 (UTC) |
| Distance from |
Trabuco Canyon, CA - 8 km (5 miles) NE (42 degrees) Rancho Santa Margarita, CA - 11 km (7 miles) NE (40 degrees) Foothill Ranch, CA - 13 km (8 miles) ENE (76 degrees) Coto De Caza, CA - 13 km (8 miles) NNE (24 degrees) Lake Forest, CA - 17 km (10 miles) ENE (63 degrees) |
| Coordinates | 33 deg. 42.9 min. N (33.714N), 117 deg. 31.7 min. W (117.528W) |
| Depth | 8.47 km (5.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=15, Nph=24, Dmin=7.0 km, Rmss=0.13 sec, Erho=0.23 km, Erzz=0.67 km, Gp=81 degrees |
| Event ID# | ci41444240 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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