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 4:55:20 AM (PDT) on Thursday, September 9, 2021.
The magnitude 0.5 event occurred 9 km (6 miles) ENE (69 degrees) of Morgan Hill, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 0.5 - duration magnitude (Md)
Time Thursday, September 9, 2021 at 4:55:20 AM (PDT)
Thursday, September 9, 2021 at 11:55:20 (UTC)
Distance from Morgan Hill, CA - 9 km (6 miles) ENE (69 degrees)
San Martin, CA - 9 km (6 miles) NNE (29 degrees)
Gilroy, CA - 17 km (11 miles) N (3 degrees)
Interlaken, CA - 28 km (17 miles) NE (34 degrees)
Seven Trees, CA - 28 km (18 miles) ESE (120 degrees)
Coordinates 37 deg. 9.5 min. N (37.159N), 121 deg. 33.6 min. W (121.560W)
Depth 5.28 km (3.3 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=11, Dmin=5.9 km, Rmss=0.12 sec, Erho=0.44 km, Erzz=1.19 km, Gp=82 degrees
Event ID# nc73622571
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For more information, see https://earthquake.usgs.gov

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