A 24-year-old from Cassadaga has been charged for DWI and aggravated unlicensed operation in the 1st degree. State Police say they pulled over Nathan Mosier on Park Street in Sinclairville for a traffic violation. After failing several standard field sobriety tests, Mosier was transported to SP Jamestown where he provided a breath sample of .16 percent. Mosier's driving history revealed that his license had been revoked for a DWI related offense. He was arraigned in Charlotte Town Court and remanded to the Chautauqua County Jail in Mayville.