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 4:22:23 AM (PDT) on Saturday, September 11, 2021.
The magnitude 0.9 event occurred 1 km (1 miles) WNW of Kensington, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 0.9 - duration magnitude (Md)
Time Saturday, September 11, 2021 at 4:22:23 AM (PDT)
Saturday, September 11, 2021 at 11:22:23 (UTC)
Distance from Kensington, CA - 1 km (1 miles) WNW (298 degrees)
El Cerrito, CA - 2 km (1 miles) E (92 degrees)
Albany, CA - 3 km (2 miles) N (10 degrees)
East Richmond Heights, CA - 4 km (2 miles) SSE (150 degrees)
Richmond, CA - 5 km (3 miles) ESE (115 degrees)
Coordinates 37 deg. 54.9 min. N (37.915N), 122 deg. 17.5 min. W (122.291W)
Depth 4.27 km (2.7 miles)
Quality Good
Location Quality Parameters Nst=12, Nph=11, Dmin=5.6 km, Rmss=0.04 sec, Erho=0.27 km, Erzz=1.28 km, Gp=70 degrees
Event ID# nc73623571
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