The World Trade Center bombing was a terrorist attack that occurred on 26 February 1993 , when a car bomb was detonated below Tower One of the World Trade Center in New York City , New York . The 1,500 lb ( 680 kg ) urea nitrate-hydrogen gas enhanced device was intended to knock the North Tower ( Tower 1 ) into the South Tower ( Tower 2 ) , to bring both towers down and kill thousands of people . It failed to do so , but killed six civilians and injured 1,042 , including 919 civilians ( including an EMS worker ) , 88 firefighters , and 35 police officers
World Trade Center bombing
1993 World Trade Center bombing
Ramzi Yousef