Jackson County, Mich. (WKHM) — Columbia School District Superintendent Pam Campbell has resigned. The Columbia School Board held a special meeting August 2 and accepted the resignation and separation agreement.

WKHM news reached out to Campbell for comment Thursday without success.

Campbell helped the district pass a $30 million bond for building renovations back in 2013 and has been superintendent for 11 years. No reason for the resignation has been given by the school board in their e-mail announcement.