For emergency assistance in the event of a fire, serious injury, major chemical spill or urgent police matter, call extension 100 (from a campus phone) or 617-253-1212. Call 2-EHSS or 617-452-3477 during daytime hours for access to the Environmental Health and Safety Office. The MIT Facilities 24-hour emergency number is 617-253-4948.

For more information, please visit the School of Science's Emergency page.