Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 7:15:19 PM (PDT) on Monday, September 28, 2026.
The magnitude 1.2 event occurred 11 km (7 miles) NW of Parkfield, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Monday, September 28, 2026 at 7:15:19 PM (PDT)
Tuesday, September 29, 2026 at 2:15:19 (UTC)
Distance from Parkfield, CA - 11 km (7 miles) NW (311 degrees)
Coalinga, CA - 25 km (15 miles) SW (217 degrees)
San Miguel, CA - 28 km (17 miles) NNE (33 degrees)
Cholame, CA - 34 km (21 miles) NW (323 degrees)
Avenal, CA - 36 km (22 miles) W (263 degrees)
Coordinates 35 deg. 57.8 min. N (35.964N), 120 deg. 31.6 min. W (120.526W)
Depth 10.61 km (6.60 miles)
Quality Excellent
Location Quality Parameters Nst=22, Nph=22, Dmin=2.4 km, Rmss=0.04 sec, Erho=0.35 km, Erzz=0.50999999 km, Gp=79 degrees
Event ID# nc75444142
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For more information, see https://earthquake.usgs.gov

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