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 8:10:07 PM (PDT) on Tuesday, April 6, 2021.
The magnitude 1.2 event occurred 10 km (6 miles) ESE of Hidden Valley Lake, CA.
The hypocentral depth is 10 km ( 6 miles).
|Magnitude||1.2 - duration magnitude (Md)|
|Time||Tuesday, April 6, 2021 at 8:10:07 PM (PDT)
Wednesday, April 7, 2021 at 3:10:07 (UTC)
Hidden Valley Lake, CA - 10 km (6 miles) ESE (102 degrees)|
Middletown, CA - 15 km (9 miles) ENE (74 degrees)
Lower Lake, CA - 20 km (12 miles) SE (134 degrees)
Cobb, CA - 24 km (15 miles) E (99 degrees)
Angwin, CA - 24 km (15 miles) N (1 degrees)
|Coordinates||38 deg. 47.3 min. N (38.789N), 122 deg. 26.8 min. W (122.446W)|
|Depth||9.77 km (6.1 miles)|
|Location Quality Parameters||Nst=21, Nph=27, Dmin=1.9 km, Rmss=0.12 sec, Erho=0.28 km, Erzz=0.61 km, Gp=102 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)