Stephen R. Wigginton, United States Attorney for the Southern District of Illinois, announced that 41-year old David L. Altom of Centralia, was sentenced to 6 and ½ years in federal prison, 4 years’ supervised release, a $200 fine and a $300 special assessment for his role in a Conspiracy to Manufacture and Distribute Methamphetamine in Clinton and Marion Counties.  There is no parole in the federal system.  Altom was ordered to self-surrender to the federal prison facility where he is designated for service of sentence.  Information leading to the charges against Altom and the others was obtained in an investigation conducted by the FBI, the Clinton County Sheriff’s Department, the Illinois State Police Methamphetamine Response Team and the Centralia Police Department, among other agencies.