A magnitude 7.8 earthquake occurred on the 6th of September 2018 at 15:49:15.6 UTC in Fiji at a depth of 627 km.
The earthquake was recorded at seismic stations worldwide, including stations of the Irish National Seismic Network (INSN), see seismic waveforms below (select figure to enlarge).
Further information about this event is available from the following webpages:
EMSC: https://www.emsc-csem.org/Earthquake/earthquake.php?id=711386
GFZ: https://geofon.gfz-potsdam.de/eqinfo/event.php?id=gfz2018rmib
USGS:Â https://earthquake.usgs.gov/earthquakes/eventpage/us2000h9e2/executive