4.3 EMERGENCY RESPONSE OPERATIONS CHRONOLOGY
8:46 a.m. An aircraft strikes WTC 1. (FEMA 403)
9:01 a.m. WTC Security receives a report of a fire in a parking lot. (PA/WTC Security Radio Channel X)
9:02 a.m. WTC Security receives a report of a gas leak. (Note: Incomplete message, location of leak not identified.) (PA/WTC Security Radio Channel X)
9:03 a.m. An aircraft strikes WTC 2. (FEMA 403) PAPD – by this time a PAPD senior officer has called three times for the evacuation of the World Trade Center, WTC 1 and WTC 2, and then “all buildings in the complex.” (PAPD Radio Channel W)
WTC Security reports that another aircraft has stuck WTC 2. (PA/WTC Security Radio
Channel X)
9:44 a.m. WTC Security receives a communication saying that “They haven’t evacuated the Fire Command over here in building 2 or 1.” (PA/WTC Security Radio Channel X)
9:44 a.m. (E) The Office of Emergency Management operations center inside WTC 7 is evacuated. (FDNY, interview 24, winter 2004)
9:54 a.m. FDNY radio communications on the City-wide, high-rise Channel 7 (PA/WTC Radio Channel 30) A Battalion Chief calls for a Ladder company in the A stairway to extinguish two fires. They are attempting to stretch building hose lines on about floor 78. (PA/WTC Radio Channel 30 recording)
FDNY radio communications on the City-wide, high-rise Channel 7 (PA/WTC Radio Channel 30) A firefighter calls to the Battalion Chief that he is on floor 55 and must stop to rest. (PA/WTC Radio Channel 30 recording)
9:56 a.m. FDNY radio communications on the City-wide, high-rise Channel 7 (PA/WTC Radio Channel 30): inside WTC 2, a firefighter states they are in the B stairway and that they will have to put some fire out in order to get to the A stairway. (PA/WTC Radio Channel 30 recording)
9:59 a.m. FDNY Marine unit reports the collapse of WTC 2. (FDNY World Trade Center Incident Summary, 2001)