Home » Confirmed events » 2022-07-25, M0.9, Donegal

2022-07-25, M0.9, Donegal

On the 25th of July 2022 at 02:35 UTC a magnitude M0.9 earthquake occurred in northern Donegal, locating 12km northeast of Letterkenny, approximately 1 km beneath Lough Swilly. In the map below the epicentre of the earthquake is indicated with a red marker. Major fault zones in and around Ireland are shown with black lines. Earthquakes with magnitudes up to M2.5 are commonly detected in Donegal; the most recent earthquake detected in this region was M0.6 on the 22nd of June. The largest onshore Irish earthquake recorded by the INSN was M2.5, occurring on the 26th of January 2012 on the Fanad Peninsula in Donegal .

The event was recorded by the Irish National Seismic Network (INSN) and can be seen in the waveforms plotted below:
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