What to Do in an Emergency

Weapons

The possession or use of explosive, incendiary materials or weapons (guns, some knives, martial arts equipment, etc.) on University property by students, faculty, staff, and visitors is prohibited except for Yale Police and other certified law enforcement officers.

To report the presence of a weapon or other harmful devices on campus:

• Dial 911, or
• CALL Yale Police at 203-432-4400, or
• Press the red button on a Yale Blue Phone