Irish Rail received reports of the use of cocaine, ketamine and other drugs on trains last year.
They're among 277 anti-social behaviour complaints the company received in 2021.
Irish Rail got 258 complaints of antisocial behaviour in 2020 - rising to 277 last year.
Irish Rail says it works extensively with other agencies, including the gardai, to combat antisocial behaviour on trains.
Gardai Appeal For Information Following Fatal Crash Near Wicklow Border
Two men in their 20s have died in a crash in County Carlow.
68 People Accessed Emergency Accommodation Across Wicklow In December
There's been a slight decrease in the numbers registered as homeless - however more than 14,800 people spent Christmas in emergency accommodation.
High Court Grants Injunction To Prevent XL Bully Dogs From Being Put Down
On foot of an increase in dog attacks, a new law came into effect in October, making it illegal to import, breed, rehome, or resell XL Bully dogs.
Court Decision On Future Access To North Beach In Arklow Facing Further Delay
The High Court case on the public access dispute at Arklow’s North Beach was up for mention at the High Court on Monday, but a decision has been delayed until later this year.
Seanad Election Count Underway With Tiglin Founder In Race For Seat
There's a tight race for the Seanad in the Trinity College panel.
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