Des Moines, Iowa – The U-S Attorney’s Office for the Southern District of Iowa reports a Johnston man was arrested Friday night on criminal charges related to his alleged involvement in the manufacture and possession of an explosive device that was located June 9th in the 1400 block of SE Waywin Drive, in Ankeny. According to court documents, 46-year old Chad Allen Williams, of Johnston, unlawfully manufactured and possessed an unregistered explosive device in violation of federal law.

Allen is charged by criminal complaint with possession of an unregistered explosive device in violation of Title 26, United States Code, Section 5861(d), and manufacture of an explosive device in violation of Title 26, United States Code, Section 5861(f). If convicted, Allen faces a maximum penalty of 10 years in prison and/or a $10,000 fine. A federal district court judge will determine any sentence after considering the U.S. Sentencing Guidelines and other statutory factors.

The Ankeny Police Department, State of Iowa Fire Marshall’s Office, Bureau of Alcohol, Tobacco, Firearms and Explosives, and the Federal Bureau of Investigation are investigating the case.