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 1:09:56 AM (PDT) on Wednesday, April 7, 2021.
The magnitude 0.8 event occurred 3 km (2 miles) N (0 degrees) of Fontana, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 0.8 - local magnitude (Ml) |
| Time | Wednesday, April 7, 2021 at 1:09:56 AM (PDT) Wednesday, April 7, 2021 at 8:09:56 (UTC) |
| Distance from |
Fontana, CA - 3 km (2 miles) N (0 degrees) Bloomington, CA - 8 km (5 miles) NW (316 degrees) Rialto, CA - 8 km (5 miles) WNW (283 degrees) Rancho Cucamonga, CA - 11 km (7 miles) E (90 degrees) Muscoy, CA - 11 km (7 miles) WSW (252 degrees) |
| Coordinates | 34 deg. 7.4 min. N (34.123N), 117 deg. 27.5 min. W (117.458W) |
| Depth | 10.79 km (6.7 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=17, Nph=20, Dmin=10.2 km, Rmss=0.23 sec, Erho=0.58 km, Erzz=1 km, Gp=76 degrees |
| Event ID# | ci39841592 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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