Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 9:49:28 AM (PDT) on Sunday, July 16, 2023.
The magnitude 2.6 event occurred 15 km (9 miles) ENE (68 degrees) of Willows, CA.
The hypocentral depth is 23 km (14 miles).


Magnitude 2.6 - duration magnitude (Md)
Time Sunday, July 16, 2023 at 9:49:28 AM (PDT)
Sunday, July 16, 2023 at 16:49:28 (UTC)
Distance from Willows, CA - 15 km (9 miles) ENE (68 degrees)
Hamilton City, CA - 19 km (12 miles) S (186 degrees)
Durham, CA - 22 km (14 miles) WSW (248 degrees)
Orland, CA - 24 km (15 miles) SE (145 degrees)
Chico, CA - 25 km (16 miles) SW (223 degrees)
Coordinates 39 deg. 34.4 min. N (39.573N), 122 deg. 2.1 min. W (122.035W)
Depth 22.9 km (14.2 miles)
Quality Good
Location Quality Parameters Nst=30, Nph=33, Dmin=31.4 km, Rmss=0.12 sec, Erho=0.26 km, Erzz=0.45 km, Gp=48 degrees
Event ID# nc73913686
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For more information, see https://earthquake.usgs.gov

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