Magnitude 7.1 quake near Duzce, Turkey

Last updated: 2018-03-26 17:50:55 UTC

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At approximately 16:57GMT, November 12th, 1999 Turkey experienced a magnitude 7.1 earthquake. This is not an aftershock for the August 17th earthquake. Preliminary source parameters are shown below.

KNET	ANZA

Yellow triangles are stations
Red lines are borders
Red star is mainshock

View current KNET regional map
View current ANZA teleseismic map

Latitude	Longitude	Origin time	Depth	Mw	Author
40.56	31.29	11/12/1999 (316) 16:57:20.000	15.00	7.1	CMT
40.790	31.11000	11/12/1999 (316) 16:57:20.000	10.000	7.20	QED

Download waveforms via ftp in miniSEED format

Dist is the distance in degrees from the array to the event. There are approximately 111km/deg. Seaz is the 'station to event azimuth': an angular distance measurement in degrees from the station to the earthquake.

You may also view a plot showing

The first 12 hours of data recorded at station AAK show that after the mainshock there were few aftershocks recorded by KNET. This is not unexpected because of the distance (32.2 deg) from the array to the source.

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/1999/316/a/index.php [Last updated: 2018-03-26 17:50:55 UTC]