Last Thursday police searched 10 homes in Mannum, where they allegedly uncovered illicit drugs.
The search was conducted by police acting on information from the public.
The searches resulted in a 27 year-old man and 28 year-old woman from Mannum reported for trafficking a controlled drug, posses a controlled drug for sale and possessing a prohibited weapon.
A 22 year-old Mannum man was reported for trafficking a prescribed firearm.
A 31 year-old Murray Bridge man was arrested for a breach of bail and possessing prescribed medication.
A 47 year-old Mannum woman was reported for possessing prescribed medication.
By the end of the searches police issued a total of 10 cannabis expiation notices along with seven drug diversion notices.
The three men and two women reported will be summonsed to appear in court at a later date.
The arrested man was bailed to appear in the Murray Bridge Magistrates Court at a later date.