== 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 microearthquake occurred at 12:15:13 AM (PDT) on Monday, May 4, 2009.
The magnitude 0.3 event occurred 11 km (7 miles) NE of San Simeon, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 0.3 - duration magnitude (Md)
Time Monday, May 4, 2009 at 12:15:13 AM (PDT)
Monday, May 4, 2009 at 7:15:13 (UTC)
Distance from San Simeon, CA - 11 km (7 miles) NE (42 degrees)
Cambria, CA - 19 km (12 miles) N (355 degrees)
Lake Nacimiento, CA - 20 km (13 miles) W (264 degrees)
Paso Robles, CA - 40 km (25 miles) WNW (285 degrees)
San Jose City Hall, CA - 193 km (120 miles) SSE (158 degrees)
Coordinates 35 deg. 43.2 min. N (35.720N), 121 deg. 6.3 min. W (121.106W)
Depth 6 km (3.7 miles)
Location Quality Good
Location Quality Parameters Nst= 11, Nph= 11, Dmin=5 km, Rmss=0.06 sec, Erho=0.3 km, Erzz=0.6 km, Gp=93.6 degrees
Event ID# nc71217006
Additional Information map with fault names
Google Earth KML (Requires Google Earth.)

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