Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A minor earthquake occurred at 6:39:10 PM (PDT) on Thursday, July 2, 2026.
The magnitude 3.9 event occurred 35 km (22 miles) SW of Rancho Tehama Reserve, CA.
The hypocentral depth is 14 km ( 9 miles).


Magnitude 3.9 - moment magnitude (Mw)
Time Thursday, July 2, 2026 at 6:39:10 PM (PDT)
Friday, July 3, 2026 at 1:39:10 (UTC)
Distance from Rancho Tehama Reserve, CA - 35 km (22 miles) SW (223 degrees)
Orland, CA - 42 km (26 miles) W (276 degrees)
Corning, CA - 46 km (29 miles) WSW (250 degrees)
Covelo, CA - 48 km (30 miles) E (91 degrees)
Willows, CA - 51 km (32 miles) NW (305 degrees)
Coordinates 39 deg. 47.1 min. N (39.785N), 122 deg. 41.0 min. W (122.684W)
Depth 14.18 km (8.80 miles)
Quality Good
Location Quality Parameters Nst=45, Nph=49, Dmin=14.7 km, Rmss=0.22 sec, Erho=0.25 km, Erzz=0.53 km, Gp=31 degrees
Event ID# nc75388321
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