Recent Earthquakes
Recent Earthquakes in California and Nevada
== PRELIMINARY EVENT REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
An event occurred at 2:57:47 PM (PDT) on Friday, May 3, 2013.
The magnitude 1.3 event (a probable quarry explosion) occurred 0 km (0 miles) E (95 degrees) of Quarry near Cupertino, CA .
The hypocentral depth is 0 km (0.0 miles).
| Magnitude | 1.3 - duration magnitude (Md) | |
|---|---|---|
| Time | Friday, May 3, 2013 at 2:57:47 PM (PDT) Friday, May 3, 2013 at 21:57:47 (UTC) |
|
| Distance from | Quarry near Cupertino, CA (a probable quarry explosion) - 0 km (0 miles) E (95 degrees) Cupertino, CA - 6 km (4 miles) W (273 degrees) Los Altos, CA - 7 km (4 miles) S (170 degrees) Mountain View, CA - 7 km (4 miles) SSW (193 degrees) |
|
| Coordinates | 37 deg. 19.6 min. N (37.327N), 122 deg. 6.0 min. W (122.100W) | |
| Depth | 0 km (0.0 miles) | |
| Quality | Good | |
| Location Quality Parameters | Nst= 19, Nph= 19, Dmin=1 km, Rmss=0.09 sec, Erho=0.2 km, Erzz=31.6 km, Gp=79.2 degrees | |
| Event ID | nc71984981 | |
| Additional Information | map || waveforms Waveforms | |
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