Investigators and the Jamestown swat team executed three search warrants for three separate apartments at 14 West 9th Street in Jamestown.
Three people were taken into custody, John Carlos Tufino, Wildrefo Hernandez Junior and Ashlynn Lopez.
They seized heroin, crack cocaine, marijuana, paraphernalia and cash.
All three are charged with two counts of possession and criminally using drug paraphernalia.
All three are being held awaiting arraignment.