Recent Earthquakes
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
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California
Version #2: 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 5:30:29 AM (PDT) on Tuesday, May 7, 2013.
The magnitude 1.2 event occurred 8 km (5 miles) WSW of Fontana, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.2 - local magnitude (Ml) | |
|---|---|---|
| Time | Tuesday, May 7, 2013 at 5:30:29 AM (PDT) Tuesday, May 7, 2013 at 12:30:29 (UTC) |
|
| Distance from | Fontana, CA - 8 km (5 miles) WSW (239 degrees) Rancho Cucamonga, CA - 9 km (5 miles) ESE (120 degrees) Ontario, CA - 13 km (8 miles) E (88 degrees) Riverside, CA - 17 km (10 miles) NW (320 degrees) |
|
| Coordinates | 34 deg. 4.1 min. N (34.068N), 117 deg. 30.8 min. W (117.513W) | |
| Depth | 8.1 km (5.0 miles) | |
| Quality | Fair | |
| Location Quality Parameters | Nst= 21, Nph= 26, Dmin=15 km, Rmss=0.2 sec, Erho=0.7 km, Erzz=1 km, Gp=136.8 degrees | |
| Event ID | ci15338857 | |
| Additional Information | map || Waveforms | |
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