Magnitude 4.6 quake in the Greater Los Angeles Area, Southern California
Last updated: 2014-10-13 (285) 21:28:57 UTC
The Anza group at the University of California San Diego operates a broadband seismograph network consisting of 17 three component broadband seismograph stations centered near Anza, California (see map).
On Thursday August 9 2007 at 12:58 AM (PDT) we recorded an earthquake (preliminary ml 4.6) located in the Greater Los Angeles Area.
If you have felt this quake, the USGS would like to know. Please add your comments to the USGS page "Did you feel it?".
View the most recent map of local events near San Diego or a slightly wider regional view of events recorded by ANZA, or a map of events recorded by ANZA from around the globe.
Initial source parameters for this tremor are indicated below. The epicentral distance (i.e. the distance separating the epicenter and the closest station in the recording network) for Anza is 125 km (1.12 degrees).
This map shows the mainshock as a red star. Associated aftershocks are orange stars. Anza network stations are yellow triangles. Gray lines are major rivers.
|Latitude||Longitude||Origin time (UTC)||Origin time (PDT)||Depth (km)||ml||Author|
|34.2990||-118.6190||08/09/07 (221) 07:58.49||08/09/07 (221) 12:58 AM||8||4.6||NCEDC_40200087|
* The location and magnitude determined for this event are preliminary and are subject to change upon further review of seismic data.
You may also view a plot showing
Of local interest:
We operate a broadband station on Santa Margarita Ecological Reserve. At 00:59 (PDT) station SMER recorded the P wave from this event. Here is a view of that event as picked by our analyst. A red P indicates a P wave arrival, a red S indicates an S wave arrival.
Virtual 3-D Model
To download and view this interactive 3-D model, please visit the SIO Viz Center web page.
Visit the IRIS website with additional links to seismic data for this event.
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URL: http://eqinfo.ucsd.edu/special_events/2007/221/a/index.php [Last updated: 2014-10-13 (286) 21:28:57 UTC]