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2023-05-06, M2.5, Donegal

At 00:32 UTC on the 6th of May 2023 an M2.5 earthquake occurred at a depth of approximately 10 km. The event occurred near Glenveagh National Park in northwest Donegal, Ireland (see map below). The Irish National Seismic Network (INSN) operated by DIAS has received reports that the event was felt throughout the Donegal area.

The event was recorded by seismic stations operated by DIAS in the Irish National Seismic Network (INSN), see figure below.

If you felt this event, please consider making a report at https://www.insn.ie/you-felt-a-seismic-event/questionnaire/

The map below shows the locations from where the INSN received felt event reports. Nearly 300 reports of the event being felt or heard were received, particularly from Letterkenny, Ballybofey and Dungloe. Approximately 85% of respondents heard the earthquake, 76% felt the earthquake and 32% were awakened by the earthquake.

The earthquake was also detected by several Raspberry Shake seismometers operated in Ireland by citizens and schools. The plot below shows the recorded data, the distance between each station and the epicentre is shown in the top right corner of each sub-panel.

Below we show the seismogram and spectrogram for the the citizen station AM.R0FF0 (located in Sligo) as generated by the Raspberry Shakenet mobile app.

Past Seismograms
follow this link

Live Seismograms
All stations here
Filtered versions here
DSB - Dublin
VAL - Kerry

Past Spectrograms
follow this link
Live Spectrograms
All stations here
ITIP - N. Tipperary
IMAY - Mayo