A Spalding County deputy assigned as a detention officer has been arrested for possession of methamphetamine and violation of oath of office.News release from Capt. Tony Ranieri of the Spalding S.O.:A Spalding County Deputy Sheriff has been arrested for possession of Methamphetamine (Meth) and Violation of his oath of office.According to Sheriff Dee Stewart, 27 year old Alvin Copeland Gregory of Griffin was the target of an internal investigation into allegations that he was dealing and using meth. Stewart stated that he ordered an internal investigation into those allegations. After the two week investigation conducted by Special Operations and the Criminal Investigative Division, Gregory was arrested last night after investigators found him to be in possession of meth.Stewart stated that Gregory was assigned as a Detention Officer and had been employed by the Sheriff’s Office since October of 2007. Gregory was terminated by Stewart after being arrested and brought to the jail.Gregory is being held in the Spalding County Jail awaiting his first appearance hearing later this morning.