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 9:47:43 PM (PDT) on Monday, April 5, 2021.
The magnitude 1.0 event occurred 1 km (1 miles) NW of Chester, CA.
The hypocentral depth is 11 km ( 7 miles).
|Magnitude||1.0 - duration magnitude (Md)|
|Time||Monday, April 5, 2021 at 9:47:43 PM (PDT)
Tuesday, April 6, 2021 at 4:47:43 (UTC)
Chester, CA - 1 km (1 miles) NW (312 degrees)|
Greenville, CA - 32 km (20 miles) NW (308 degrees)
Quincy, CA - 49 km (30 miles) NNW (329 degrees)
East Quincy, CA - 51 km (32 miles) NW (325 degrees)
Susanville, CA - 52 km (32 miles) WSW (257 degrees)
|Coordinates||40 deg. 18.9 min. N (40.314N), 121 deg. 14.6 min. W (121.243W)|
|Depth||10.62 km (6.6 miles)|
|Location Quality Parameters||Nst=7, Nph=8, Dmin=11.2 km, Rmss=0.05 sec, Erho=0.7 km, Erzz=0.93 km, Gp=137 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)