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== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/ Caltech/ CGS/ UCB/ UCSD/ UNR

Version #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.

A light earthquake occurred at 9:43:15 PM (PST) on Saturday, November 15, 2008.
The magnitude 4.4 event occurred 27 km (17 miles) W of Petrolia, CA.
The hypocentral depth is 20 km (12 miles).


Magnitude 4.4 - local magnitude (ML)
Time Saturday, November 15, 2008 at 9:43:15 PM (PST)
Sunday, November 16, 2008 at 5:43:15 (UTC)
Distance from Petrolia, CA - 27 km (17 miles) W (268 degrees)
Ferndale, CA - 41 km (26 miles) SW (225 degrees)
Rio Dell, CA - 47 km (29 miles) WSW (245 degrees)
Eureka, CA - 64 km (40 miles) SW (216 degrees)
Sacramento, CA - 333 km (207 miles) NW (307 degrees)
Coordinates 40 deg. 19.1 min. N (40.318N), 124 deg. 36.3 min. W (124.606W)
Depth 19.5 km (12.1 miles)
Location Quality Fair
Location Quality Parameters Nst= 29, Nph= 29, Dmin=26.6 km, Rmss=0.09 sec, Erho=0.9 km, Erzz=0.3 km, Gp=234 degrees
Event ID# nc51211307
Additional Information 2-degree map
Google Earth KML (Requires Google Earth.)
ShakeMap shaking intensity maps
Did you feel it?
NCSN First Motion Mechanism 1
NCSN First Motion Mechanism 2
NCSN First Motion Mechanism 3
Waveforms
Waveforms for ShakeMap
Berkeley moment tensor solution
Tsunami Information Statement from the WC/ATWC

For more information, see http://quake.wr.usgs.gov/

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