WHEATON – A St. Charles man who teaches at Wheaton North High School has been charged with having an inappropriate sexual relationship with a female former student, beginning when the student was 16 years old.

Edwin Klemm, 43, of the 1100 block of Howard Street, St. Charles, was charged this week with 11 counts of criminal sexual assault, felonies punishable by four to 15 years in prison. 

According to the DuPage County State’s Attorney’s Office, Klemm could face a minimum of 44 years in the Illinois Department of Corrections if convicted on the charges in DuPage County.