Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:41:51 PM (PDT) on Wednesday, April 7, 2021.
The magnitude 2.2 event occurred 6 km (4 miles) WSW of Holtville, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 2.2 - local magnitude (Ml)
Time Wednesday, April 7, 2021 at 7:41:51 PM (PDT)
Thursday, April 8, 2021 at 2:41:51 (UTC)
Distance from Holtville, CA - 6 km (4 miles) WSW (238 degrees)
Heber, CA - 10 km (6 miles) ENE (57 degrees)
El Centro, CA - 11 km (7 miles) E (94 degrees)
Calexico, CA - 13 km (8 miles) NNE (27 degrees)
Imperial, CA - 14 km (9 miles) ESE (121 degrees)
Coordinates 32 deg. 46.9 min. N (32.782N), 115 deg. 26.2 min. W (115.437W)
Depth 13.18 km (8.2 miles)
Quality Good
Location Quality Parameters Nst=31, Nph=56, Dmin=2.8 km, Rmss=0.28 sec, Erho=0.43 km, Erzz=0.53 km, Gp=109 degrees
Event ID# ci39842840
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