Two men and a woman have ben arrested on suspicion of producing a class A drug at a property in Lurgan.
A large-scale operation has been ongoing in the Larkfield Square area of the town for large parts of the afternoon.
Ammunition Technical Officers were on the scene, however, police confirmed that they were present as a precaution only.
A police spokesperson said: “Detectives in Lurgan, assisted by officers from the Tactical Support Group (TSG) and Ammunition Technical Officers (ATO), conducted a search at a house in Larkfield Square, on Tuesday, February 4.
“Two men, aged 48 and 50, and a 50-year-old woman, have been arrested on suspicion of producing a class A drug and taken into custody for questioning.
“Officers remain at the scene conducting additional enquiries and a further update will be provided in due course.”
Alderman Stephen Moutray advised members of the public to “please stay clear” of the area.