Grinnell Middle School is closed today (12/19) because of a water main break and flooding.  Superintendent Janet Stutz says the break early Wednesday morning has caused flooding near the activities entrance and in several classrooms and hallways.  It’s only Grinnell Middle School that is closed today.  Supervision will be available for early morning bus transfers at the middle school….and all before and after school activities at Grinnell Middle School are cancelled today.