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 #3: 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 2:48:15 PM (PDT) on Wednesday, April 7, 2021.
The magnitude 1.5 event occurred 6 km (4 miles) WSW of Holtville, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Wednesday, April 7, 2021 at 2:48:15 PM (PDT)
Wednesday, April 7, 2021 at 21:48:15 (UTC)
Distance from Holtville, CA - 6 km (4 miles) WSW (241 degrees)
Heber, CA - 10 km (7 miles) NE (55 degrees)
El Centro, CA - 11 km (7 miles) E (92 degrees)
Calexico, CA - 13 km (8 miles) NNE (26 degrees)
Imperial, CA - 14 km (9 miles) ESE (120 degrees)
Coordinates 32 deg. 47.1 min. N (32.785N), 115 deg. 26.3 min. W (115.438W)
Depth 8.94 km (5.6 miles)
Quality Good
Location Quality Parameters Nst=14, Nph=18, Dmin=2.5 km, Rmss=0.24 sec, Erho=0.69 km, Erzz=0.99 km, Gp=125 degrees
Event ID# ci39842584
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