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 11:32:47 AM (PDT) on Wednesday, April 7, 2021.
The magnitude 1.8 event occurred 1 km (0 miles) SW of East Richmond Heights, CA.
The hypocentral depth is 5 km ( 3 miles).
|Magnitude||1.8 - duration magnitude (Md)|
|Time||Wednesday, April 7, 2021 at 11:32:47 AM (PDT)
Wednesday, April 7, 2021 at 18:32:47 (UTC)
East Richmond Heights, CA - 1 km (0 miles) SW (229 degrees)|
Richmond, CA - 2 km (2 miles) ENE (78 degrees)
El Cerrito, CA - 3 km (2 miles) NNW (344 degrees)
San Pablo, CA - 3 km (2 miles) SE (138 degrees)
Rollingwood, CA - 3 km (2 miles) SSE (163 degrees)
|Coordinates||37 deg. 56.4 min. N (37.940N), 122 deg. 19.2 min. W (122.320W)|
|Depth||5.24 km (3.3 miles)|
|Location Quality Parameters||Nst=19, Nph=18, Dmin=7.8 km, Rmss=0.07 sec, Erho=0.23 km, Erzz=0.69 km, Gp=46 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)