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 #5: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:34:48 PM (PDT) on Sunday, September 29, 2013.
The magnitude 2.2 event occurred 4 km (3 miles) WNW of Pomona, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 2.2 - local magnitude (Ml) | |
|---|---|---|
| Time | Sunday, September 29, 2013 at 8:34:48 PM (PDT) Monday, September 30, 2013 at 3:34:48 (UTC) |
|
| Distance from | Pomona, CA - 4 km (3 miles) WNW (302 degrees) Claremont Colleges, CA - 7 km (4 miles) WSW (242 degrees) Diamond Bar, CA - 9 km (5 miles) NNE (13 degrees) Riverside, CA - 39 km (24 miles) WNW (291 degrees) |
|
| Coordinates | 34 deg. 4.5 min. N (34.076N), 117 deg. 47.4 min. W (117.790W) | |
| Depth | 3.2 km (2.0 miles) | |
| Quality | Good | |
| Location Quality Parameters | Nst= 78, Nph=101, Dmin=2 km, Rmss=0.17 sec, Erho=0.2 km, Erzz=0.5 km, Gp=32.4 degrees | |
| Event ID | ci11371538 | |
| Additional Information | map || Waveforms SCSN First Motion Mechanism 1 | |
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