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 11:37:06 PM (PDT) on Wednesday, July 21, 2021.
The magnitude 0.4 event occurred 7 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).
|Magnitude||0.4 - duration magnitude (Md)|
|Time||Wednesday, July 21, 2021 at 11:37:06 PM (PDT)
Thursday, July 22, 2021 at 6:37:06 (UTC)
Cobb, CA - 7 km (4 miles) WNW (282 degrees)|
The Geysers, CA - 7 km (5 miles) NNW (329 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (168 degrees)
Cloverdale, CA - 19 km (12 miles) E (80 degrees)
Soda Bay, CA - 19 km (12 miles) S (183 degrees)
|Coordinates||38 deg. 50.1 min. N (38.834N), 122 deg. 48.1 min. W (122.801W)|
|Depth||1.89 km (1.2 miles)|
|Location Quality Parameters||Nst=11, Nph=11, Dmin=1.0 km, Rmss=0.01 sec, Erho=0.31 km, Erzz=0.95 km, Gp=68 degrees|
|Additional Information|| Map
For more information, see https://earthquake.usgs.gov
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)