Twitter Buttons

Sunday, July 12, 2009

Earthquake: 3.1 - Cen Cal - The Geysers

== PRELIMINARY EARTHQUAKE REPORT ==
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

Twitter links

-
****REMINDER**** Every fire has the ability to be catastrophic. The wildland fire management environment has profoundly changed. Growing numbers of communities, across the nation, are experiencing longer fire seasons; more frequent, bigger, and more severe, fires are a real threat. Be careful with all campfires and equipment.
View blog top tags
---------------------
CLICK HERE TO GO BACK TO TOP OF CALIFORNIA FIRE NEWS HOME PAGE