Fourteen people have been charged with multiple offences as part of Operation Daughtery2 which targeted a drug supply network in the townships of Hughenden and Richmond.
This week police executed nine search warrants in Hughenden which resulted the arrest of 10 people on 25 charges.
Following further investigations, five search warrants were executed in Richmond on September 19, which saw police charge four people on eight charges.
Police will allege 10 people were found to be in possession of a dangerous drug with a 20-year-old man also charged with producing dangerous drugs.
All 14 people were charged with a drug related crime including possessing drug utensils and failing to dispose of a syringe.
Operation Daughtery2 was conducted by officers from the Criminal Investigation Branch, Child Protection Investigation Unit, Major Organised Crime Squad, general duties and the dog squad.
Those charged will face court over the coming months.
Last year, Operation Daughtery ran on September 28 and 29 and netted eight people on 17 charges.
If you have information for police, contact Policelink on 131 444