Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 4:05:35 AM (PST) on Sunday, February 21, 2021.
The magnitude 1.2 event occurred 9 km (6 miles) NE (36 degrees) of Milpitas, CA.
The hypocentral depth is 9 km ( 5 miles).
|Magnitude||1.2 - duration magnitude (Md)|
|Time||Sunday, February 21, 2021 at 4:05:35 AM (PST)
Sunday, February 21, 2021 at 12:05:35 (UTC)
Milpitas, CA - 9 km (6 miles) NE (36 degrees)|
Fremont, CA - 13 km (8 miles) ESE (114 degrees)
East Foothills, CA - 13 km (8 miles) N (349 degrees)
Alum Rock, CA - 14 km (9 miles) N (353 degrees)
Newark, CA - 18 km (11 miles) ESE (103 degrees)
|Coordinates||37 deg. 29.7 min. N (37.495N), 121 deg. 50.7 min. W (121.846W)|
|Depth||8.58 km (5.3 miles)|
|Location Quality Parameters||Nst=34, Nph=37, Dmin=5.2 km, Rmss=0.08 sec, Erho=0.19 km, Erzz=0.44 km, Gp=58 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)