Magnitude 6.4 quake near Dadali, Santa Isabel, Solomon Islands

Last updated: 2018-03-26 17:50:59 UTC

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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 Saturday, January 22, 2005 at 12:30 PM (PST) we recorded a quake (preliminary Mw 6.4) located near Dadali.

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 recoded by ANZA from around the globe.

Initial source parameters for the recent event are shown below. The epicentral distance (distance separating the epicenter and the closest station in the recording network) for Anza is 9740 km (87.50 degrees).

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

Event Map

Global mecator event map

Event Parameters

Latitude	Longitude	Origin time (UTC)	Origin time (PDT)	Depth (km)	Mw	Author
-7.7200	159.4900	01/22/05 (022) 20:30.14	01/22/05 (022) 12:30 PM	10	6.4	QED

* The location and magnitude determined for this event are preliminary and are subject to change upon further review of seismic data.

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Of local interest:

We operate a broadband station on Mt. Soledad. At 12:43 (PST) station SOL 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.

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.

Visit the USGS website for this event.

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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/2005/022/a/index.php [Last updated: 2018-03-26 17:50:59 UTC]