Road deaths have doubled this year in counties Limerick and Kerry in comparison to the same period in 2013.
Eight people were killed on Irish roads this year so far, compared to four in 2013.
To date this year 6 persons have died in traffic collisions in Co Kerry. There were no fatalities in the county in the same period in 2013. In Co Limerick 2 persons have died in traffic collisions this year in comparison to 3 deaths in the same period in 2013.
Gardai are clamping down on drink driving, breath tests and setting up numerous checkopints as part of 'Operation Surround'.
They enforced the new, stricter measurements in the early of this morning from 12:30-1:30am, in both Killarney, Co Kerry and Newcastlewest, Co Limerick.
Southern Regional Traffic Superintendent Pat Lehane explained:"Drink driving continues to bring death and injury to our communities.
"We continue to meet selfish drivers who fail to act responsibly and place others road users in danger.
"The message is clear. Never ever drink and Drive”. We must reverse this upward trend in deaths on the roadways of Kerry and Limerick.
No arrests were made.
Both areas were chosen due to the high volume of road deaths and injuries acquired there in the last 12 months.
In 2014 so far, 73 people have been arrested for drink driving, up one in the same period last year.