€45,000 in cash has been seized in Waterford city today.
As part of Operation Thor, Gardaí carried out a number of searches in the city.
Three men were arrested on suspicion of having committed Money Laundering Offences.
Two men aged in their 30s and one in his 40s are currently detained at Tramore and Dungarvan Garda Stations under Section 4 of the Criminal Justice Act 1984.
Investigations are ongoing.