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 2:49:02 AM (PDT) on Wednesday, July 21, 2021.
The magnitude 1.3 event occurred 17 km (11 miles) NNE (23 degrees) of Bella Vista, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 1.3 - duration magnitude (Md)
Time Wednesday, July 21, 2021 at 2:49:02 AM (PDT)
Wednesday, July 21, 2021 at 9:49:02 (UTC)
Distance from Bella Vista, CA - 17 km (11 miles) NNE (23 degrees)
Central Valley (historical), CA - 21 km (13 miles) ENE (58 degrees)
Shasta Lake, CA - 21 km (13 miles) ENE (58 degrees)
Palo Cedro, CA - 25 km (16 miles) NNE (16 degrees)
Redding, CA - 29 km (18 miles) NE (39 degrees)
Coordinates 40 deg. 46.9 min. N (40.782N), 122 deg. 9.3 min. W (122.155W)
Depth 13.31 km (8.3 miles)
Quality Good
Location Quality Parameters Nst=13, Nph=15, Dmin=9.8 km, Rmss=0.1 sec, Erho=0.63 km, Erzz=0.76 km, Gp=159 degrees
Event ID# nc73596716
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For more information, see https://earthquake.usgs.gov

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