Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 7:57:07 PM (PDT) on Saturday, April 3, 2021.
The magnitude 1.0 event occurred 1 km (0 miles) WNW of Chester, CA.
The hypocentral depth is 11 km ( 7 miles).
|Magnitude||1.0 - duration magnitude (Md)|
|Time||Saturday, April 3, 2021 at 7:57:07 PM (PDT)
Sunday, April 4, 2021 at 2:57:07 (UTC)
Chester, CA - 1 km (0 miles) WNW (295 degrees)|
Greenville, CA - 31 km (19 miles) NW (308 degrees)
Quincy, CA - 48 km (30 miles) NNW (329 degrees)
East Quincy, CA - 51 km (31 miles) NW (325 degrees)
Susanville, CA - 52 km (32 miles) WSW (257 degrees)
|Coordinates||40 deg. 18.5 min. N (40.309N), 121 deg. 14.3 min. W (121.238W)|
|Depth||11.35 km (7.1 miles)|
|Location Quality Parameters||Nst=6, Nph=7, Dmin=10.4 km, Rmss=0.03 sec, Erho=0.73 km, Erzz=1.17 km, Gp=139 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)