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 8:04:47 PM (PDT) on Sunday, July 13, 2025.
The magnitude 1.9 event occurred 15 km (9 miles) E (87 degrees) of Willows, CA.
The hypocentral depth is 26 km (16 miles).


Magnitude 1.9 - duration magnitude (Md)
Time Sunday, July 13, 2025 at 8:04:47 PM (PDT)
Monday, July 14, 2025 at 3:04:47 (UTC)
Distance from Willows, CA - 15 km (9 miles) E (87 degrees)
Durham, CA - 23 km (14 miles) SW (236 degrees)
Hamilton City, CA - 23 km (15 miles) S (181 degrees)
Chico, CA - 28 km (17 miles) SW (214 degrees)
Orland, CA - 28 km (18 miles) SSE (148 degrees)
Coordinates 39 deg. 31.9 min. N (39.532N), 122 deg. 1.2 min. W (122.020W)
Depth 26.24 km (16.30 miles)
Quality Good
Location Quality Parameters Nst=6, Nph=6, Dmin=8.7 km, Rmss=0.02 sec, Erho=1.12 km, Erzz=0.699999988 km, Gp=128 degrees
Event ID# nc75209582
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