A 33 year old man has been charged with conspiracy to supply class A drugs and being concerned in production of class A drugs, namely cocaine.
He is expected to appear at Coleraine Magistrates court later this morning.
As is usual procedure the charges will be reviewed by PPS.
The charges follow an operation by detectives from Reactive & Organised Crime Branch against the production and supply of cocaine in the Coleraine area.
A 30-year-old woman and a 34-year-old man arrested on Wednesday remain in custody.