District 90 will begin observing summer hours for the Administrative Office on Monday, June 14. Summer hours are Monday through Thursday, from 7:30 a.m. – 3:00 p.m., and Friday, from 7:30 a.m. – 1:00 p.m. The last day for summer hours will be Friday, August 6. Regular office hours will resume on Monday, August 9 from 7:30 a.m. – 4:30 p.m.