California Integrated Seismic Net
USGS/ Caltech/ CGS/ UCB/ UCSD/ UNR
Version #1: 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 minor earthquake occurred at 4:49:39 AM (PDT) on Sunday, July 12, 2009.
The magnitude 3.1 event occurred 3 km (2 miles) N of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 3.1 - local magnitude (ML) |
|---|---|
| Time | Sunday, July 12, 2009 at 4:49:39 AM (PDT) Sunday, July 12, 2009 at 11:49:39 (UTC) |
| Distance from | The Geysers, CA - 3 km (2 miles) N (2 degrees) Cobb, CA - 7 km (5 miles) W (259 degrees) Anderson Springs, CA - 11 km (7 miles) WNW (298 degrees) Santa Rosa, CA - 43 km (26 miles) NNW (348 degrees) Sacramento, CA - 120 km (74 miles) WNW (285 degrees) |
| Coordinates | 38 deg. 49.4 min. N (38.823N), 122 deg. 48.3 min. W (122.806W) |
| Depth | 3.2 km (2.0 miles) |
| Location Quality | Excellent |
| Location Quality Parameters | Nst= 54, Nph= 54, Dmin=2 km, Rmss=0.06 sec, Erho=0.1 km, Erzz=0.3 km, Gp=36 degrees |
| Event ID# | nc71247316 |
| Additional Information | 2-degree map Google Earth KML (Requires Google Earth.) Did you feel it? NCSN First Motion Mechanism 1 Waveforms |
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