Gardai have arrested a further four people this morning and this afternoon as part of their ongoing intelligence-led operation into organised criminal activity in the Waterford area.
The arrested, three males and a female, are currently being detained at Waterford and Tramore Garda Stations.
Seven people who were previously arrested have all been released without charge.
There is now a total of five people currently in Garda custody as part of the operation.
Twelve people have been arrested to date in relation to the operation.