Magnitude 3.59 quake near Anza, CA

Last updated: 2018-03-26 17:50:58 UTC

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The Anza group at the University of California San Diego operates a broadband seismograph network consisting of 13 (+ 2) three component broadband seismograph stations centered near Anza, California (see map).

On Tuesday, September 17th, 2002 at 08:00 (PDT) we recorded a quake (preliminary ml 3.59) located near the city of Anza.

If you felt the quake, the USGS would like to know. Please add to the USGS "Did you feel it?" page.

View the most recent map of local events near San Diego or a slightly wider regional view of events recoded by ANZA, or a map of events recoded by ANZA from around the globe.

Initial source parameters for the recent event and aftershocks are shown below. The epicentral distance (distance separating the epicenter and the closest station in the recording network) for Anza is 0.063 degrees (7.005285 km).

This map shows the mainshock (red star) and aftershocks (orange stars). Anza network stations are blue triangles.

Latitude	Longitude	Origin time (UTC)	Depth	ml	Author
33.5112	-116.7742	9/17/02 (260) 08:00:04.235	18.2559	3.59	UCSD:vladik
33.5073	-116.7725	9/17/2002 (260) 10:07:00.572	17.6018	2.45	UCSD:vladik

You may also view a plot showing

Download data: css3.0 miniSEED data for Anza

Of local interest:

We operate a broadband station on Mt. Soledad. At 08:00 (PDT) station SOL recorded the P wave from this event. Here is a view of that event as picked by our analyst. The pink "P" indicates a P wave arrival, the "S" indicates an S wave arrival.

3 component seismometer recordings at Soledad

View a larger image showing the waveforms recorded at Mt. Soledad.

Visit the IRIS website with additional links to seismic data for this event.

Learn more about the Anza group (including who works here, other networks, nuclear tests in China/India/Pakistan).
Learn more about the ANZA network (includes more station information, research, etc).

URL: http://eqinfo.ucsd.edu/special_events/2002/260/a/index.php [Last updated: 2018-03-26 17:50:58 UTC]