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 6:34:16 PM (PDT) on Monday, September 21, 2026.
The magnitude 1.0 event occurred 4 km (2 miles) SE of Thousand Oaks, CA.
The hypocentral depth is 18 km (11 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Monday, September 21, 2026 at 6:34:16 PM (PDT)
Tuesday, September 22, 2026 at 1:34:16 (UTC)
Distance from Thousand Oaks, CA - 4 km (2 miles) SE (135 degrees)
Westlake Village, CA - 4 km (3 miles) WNW (301 degrees)
Agoura Hills, CA - 7 km (5 miles) WNW (297 degrees)
Oak Park, CA - 8 km (5 miles) W (260 degrees)
Moorpark, CA - 14 km (8 miles) SSE (166 degrees)
Coordinates 34 deg. 10.0 min. N (34.166N), 118 deg. 50.8 min. W (118.847W)
Depth 18.32 km (11.40 miles)
Quality Good
Location Quality Parameters Nst=21, Nph=36, Dmin=9.3 km, Rmss=0.27 sec, Erho=0.61 km, Erzz=0.97 km, Gp=74 degrees
Event ID# ci41336511
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