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 4:30:01 AM (PDT) on Friday, March 13, 2026.
The magnitude 1.5 event occurred 6 km (4 miles) ESE of Rowland Heights, CA.
The hypocentral depth is 14 km ( 9 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Friday, March 13, 2026 at 4:30:01 AM (PDT) Friday, March 13, 2026 at 11:30:01 (UTC) |
| Distance from |
Rowland Heights, CA - 6 km (4 miles) ESE (120 degrees) Brea, CA - 6 km (4 miles) NE (55 degrees) Yorba Linda, CA - 7 km (4 miles) NNW (335 degrees) Walnut, CA - 8 km (5 miles) SSE (168 degrees) Placentia, CA - 9 km (5 miles) NNE (15 degrees) |
| Coordinates | 33 deg. 56.8 min. N (33.947N), 117 deg. 50.8 min. W (117.846W) |
| Depth | 14.29 km (8.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=68, Nph=122, Dmin=4.5 km, Rmss=0.19 sec, Erho=0.19 km, Erzz=0.32 km, Gp=35 degrees |
| Event ID# | ci41203567 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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