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 8:26:32 PM (PDT) on Wednesday, July 21, 2021.
The magnitude 1.1 event occurred 9 km (5 miles) ESE of Cloverdale, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Wednesday, July 21, 2021 at 8:26:32 PM (PDT)
Thursday, July 22, 2021 at 3:26:32 (UTC)
Distance from Cloverdale, CA - 9 km (5 miles) ESE (109 degrees)
The Geysers, CA - 14 km (9 miles) W (271 degrees)
Cobb, CA - 18 km (11 miles) WSW (255 degrees)
Healdsburg, CA - 19 km (12 miles) NNW (346 degrees)
Kelseyville, CA - 23 km (14 miles) SSW (198 degrees)
Coordinates 38 deg. 46.8 min. N (38.780N), 122 deg. 55.4 min. W (122.924W)
Depth 3 km (1.9 miles)
Quality Fair
Location Quality Parameters Nst=11, Nph=11, Dmin=4.6 km, Rmss=0.03 sec, Erho=0.74 km, Erzz=1.12 km, Gp=228 degrees
Event ID# nc73597291
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For more information, see https://earthquake.usgs.gov

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