A motorist has been detected driving 142km/h in a 120km/h zone at Brownsbarn in Dublin during the first five hours of a National Slow Down Day campaign.

The garda operation began at 7am and 653 vehicles were detected travelling over the speed limit around the country between then and 7pm.

GoSafe has checked the speed of 154,869 vehicles so far today.

One motorist was detected driving at 97km/h in a 50km/h zone on the R680 Cork road  in Co Waterford, while another drove at 94km/h in a 50km/h zone on the N20 Commons Road in Cork.

In Co Cavan, a motorists was detected driving at 123km/h in a 100km/h zone on the N3 at Lavey.

A driver was caught driving at 132km/h in a 100km/h zone on the N18 Clonmoney in North Bunratty, Co Clare.

Latest figures show that the number of people caught speeding on Irish roads increased by 26% compared to last year.

Figures show 151,055 motorists were recorded speeding between 1 January and 31 October 2020.

So far this year, 137 people have been killed on Irish roads, an increase of nine compared to this time last year. In 2019, 140 people died in road-related incidents. 

The National Slow Down Day will finish at 7am tomorrow and gardaí say the objective is to reduce the number of speed-related collisions, save lives and reduce road injuries. 

As part of the operation, 1,300 high-visibility speed enforcement zones have been set up and gardaí will be conducting speed enforcement checks nationwide. 

Gardaí have rolled out 80 new speed detection devices with a further 70 devices to be rolled out by the end of the year. 

An Garda Síochána and the Road Safety Authority (RSA) continues to appeal to drivers to increase compliance with speed limits in order to reduce the number of speed related collisions, save lives and reduce injuries on our roads.

During a National Slow Down Day campaign in May, GoSafe checked the speed of 126,001 vehicles with 1,072 detected travelling in excess of the speed limit.

All speed enforcement zone locations are available on garda.ie

The penalty for speeding is three penalty points and an €80 fine if paid within 28 days.