Recent Earthquakes
Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE 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 #5: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A micro earthquake occurred at 2:56:16 AM (PDT) on Saturday, May 4, 2013.
The magnitude 1.3 event occurred 12 km (7 miles) WNW of Daly City, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.3 - duration magnitude (Md) | |
|---|---|---|
| Time | Saturday, May 4, 2013 at 2:56:16 AM (PDT) Saturday, May 4, 2013 at 9:56:16 (UTC) |
|
| Distance from | Daly City, CA - 12 km (7 miles) WNW (299 degrees) San Francisco City Hall, CA - 14 km (9 miles) W (261 degrees) Tiburon, CA - 17 km (10 miles) SW (219 degrees) Mill Valley, CA - 17 km (11 miles) S (190 degrees) |
|
| Coordinates | 37 deg. 45.4 min. N (37.756N), 122 deg. 34.6 min. W (122.576W) | |
| Depth | 7.1 km (4.4 miles) | |
| Quality | Good | |
| Location Quality Parameters | Nst= 45, Nph= 45, Dmin=6 km, Rmss=0.07 sec, Erho=0.2 km, Erzz=0.3 km, Gp=100.8 degrees | |
| Event ID | nc71985216 | |
| Additional Information | map || waveforms Waveforms NCSS First Motion Mechanism 1 | |
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