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 #0: 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 4:21:33 AM (PDT) on Tuesday, October 1, 2013.
The magnitude 1.8 event occurred 10 km (6 miles) SSE of Portola, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.8 - duration magnitude (Md) | |
|---|---|---|
| Time | Tuesday, October 1, 2013 at 4:21:33 AM (PDT) Tuesday, October 1, 2013 at 11:21:33 (UTC) |
|
| Distance from | Portola, CA - 10 km (6 miles) SSE (165 degrees) Loyalton, CA - 18 km (11 miles) WNW (286 degrees) Truckee, CA - 49 km (30 miles) NNW (333 degrees) Reno, NV - 57 km (36 miles) WNW (292 degrees) |
|
| Coordinates | 39 deg. 43.3 min. N (39.721N), 120 deg. 26.2 min. W (120.437W) | |
| Depth | 7.1 km (4.4 miles) | |
| Quality | Excellent | |
| Location Quality Parameters | Nst= 12, Nph= 12, Dmin=5 km, Rmss=0.1 sec, Erho=0.4 km, Erzz=1.5 km, Gp=82.8 degrees | |
| Event ID | nc72075965 | |
| Additional Information | map || waveforms Waveforms | |
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