The highest speed detection nationwide for Slow Down Day was in Donegal.
Just under a thousand drivers across the country have been found speeding during a 24-hour crackdown by Gardai.
National Slow Down Day ran from 7am yesterday to 7am this morning - with 150 thousand vehicles checked in total.
Among those speeding was a driver doing 122 kilometres an hour in a 50 zone in Porthall in Lifford.
Other motorists were clocked going at 90km/h in a 60 Zone on the N15 Mullandrait Stranorlar while another was driving at 85km/h in a 60 Zone on the R267 Portnason Ballyshannon.