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 3:59:28 PM (PDT) on Wednesday, September 30, 2026.
The magnitude 1.5 event occurred 8 km (5 miles) W of Holtville, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Wednesday, September 30, 2026 at 3:59:28 PM (PDT)
Wednesday, September 30, 2026 at 22:59:28 (UTC)
Distance from Holtville, CA - 8 km (5 miles) W (275 degrees)
El Centro, CA - 10 km (6 miles) ENE (70 degrees)
Imperial, CA - 11 km (7 miles) ESE (108 degrees)
Heber, CA - 12 km (7 miles) NE (34 degrees)
Calexico, CA - 16 km (10 miles) NNE (13 degrees)
Coordinates 32 deg. 49.0 min. N (32.817N), 115 deg. 27.7 min. W (115.462W)
Depth 9.44 km (5.90 miles)
Quality Good
Location Quality Parameters Nst=21, Nph=36, Dmin=1.9 km, Rmss=0.22 sec, Erho=0.35 km, Erzz=0.52 km, Gp=46 degrees
Event ID# ci41341255
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