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Irish Sea earthquake – 31st July 2015

On 31st July 2015 at 15:38:14 UTC an earthquake of magnitude ML 2.0 occurred in the Irish Sea, approximately 50km off the coast of Wicklow, with the epicentral location 53.01N, 5.35W.

20150731 irish sea map

The event was recorded at Irish National Seismic Network (INSN) stations and at several British Geological Survey (BGS) stations in Wales, Southern England and Southern Scotland. See seismogram below.

The most notable recent event in this region was the magnitude ML 3.0 earthquake which occurred off the coast of Anglesey, Wales, on the 26th of May, 2015. The largest event ever recorded in the region of the Irish Sea was the magnitude ML 5.4 earthquake that occurred on the Llyn Peninsula, Wales, on the 19th of July, 1984.

 

20150731 irish sea seismo