Welcome to the Oswego East High School Performing Arts Center (OEPAC).  The OEPAC a 963 seat auditorium opened in early 2005. Located in the growing town of Oswego, Illinois, the OEPAC is a premiere performance facility located just 45 miles west of Chicago.The OEPAC is the larger of two performing arts spaces in School District 308.  For information on the smaller facility please visit the Oswego Performing Arts Center page.