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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 3:17:23 AM (PDT) on Tuesday, October 27, 2026.
The magnitude 0.9 event occurred 6 km (4 miles) WSW of Palomar Observatory, CA.
The hypocentral depth is 16 km (10 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Tuesday, October 27, 2026 at 3:17:23 AM (PDT)
Tuesday, October 27, 2026 at 10:17:23 (UTC)
Distance from Palomar Observatory, CA - 6 km (4 miles) WSW (254 degrees)
Aguanga, CA - 13 km (8 miles) SSW (208 degrees)
Pala, CA - 14 km (9 miles) ESE (102 degrees)
Valley Center, CA - 17 km (10 miles) NE (36 degrees)
Lake Henshaw, CA - 19 km (12 miles) NW (305 degrees)
Coordinates 33 deg. 20.4 min. N (33.340N), 116 deg. 55.8 min. W (116.930W)
Depth 15.60 km (9.70 miles)
Quality Good
Location Quality Parameters Nst=51, Nph=95, Dmin=6.5 km, Rmss=0.17 sec, Erho=0.17 km, Erzz=0.4 km, Gp=23 degrees
Event ID# ci41353447
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