Ireland Array recordings of major earthquakes

Near the east coast of Honshu, Japan, 11th March 2011, magnitude: 9.0

Japanese earthquake location

The catastrophic earthquake occurred off the northeastern coast of Japan (Tohoku Region) on 11th March 2011. Origin time 05:46:23 UTC, Location 38.322N, 142.369E, Magnitude 9.0Mb, Depth 32km. It was felt strongly in Miyagi, Fukushima, Ibaraki, and Tochigi Prefectures and caused much damage along the entire east coast of Honshu. A tsunami (max height 15-20m at Sendai) was generated that caused significant damage in Japan and was widely observed in the Pacific region. This major earthquake occurred as a result of thrust faulting near the subduction zone plate boundary between the Pacific and North America plates. Since March 11th 2011, many aftershocks with magnitudes greater than 5 have occurred.

 

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Ireland Array seismograms


Ireland Array station map Station D32 Station D33 Station IA002 Station D15 Station IA001 Station D16 Station IAD01 Station IA003 Station IAVAL Station IAD38 Station IAD18