<P> The storm dropped heavy rainfall along its path , peaking at over 40 inches ( 1,000 mm ) in Texas . The worst flooding occurred in Houston , where most of Allison 's damage occurred : 30,000 became homeless after the storm flooded over 70,000 houses and destroyed 2,744 homes . Downtown Houston was inundated with flooding , causing severe damage to hospitals and businesses . Twenty - three people died in Texas . Along its entire path , Allison caused $9 billion ( 2001 USD ) in damage and 41 deaths . Aside from Texas , the places worst hit were Louisiana and southeastern Pennsylvania . </P>
<P> The storm dropped heavy rainfall along its path , peaking at over 40 inches ( 1,000 mm ) in Texas . The worst flooding occurred in Houston , where most of Allison 's damage occurred : 30,000 became homeless after the storm flooded over 70,000 houses and destroyed 2,744 homes . Downtown Houston was inundated with flooding , causing severe damage to hospitals and businesses . Twenty - three people died in Texas . Along its entire path , Allison caused $9 billion ( 2001 USD ) in damage and 41 deaths . Aside from Texas , the places worst hit were Louisiana and southeastern Pennsylvania . </P>
how many inches of rain fell in houston during tropical storm allison
how many inches of rain fell in houston during tropical storm allison
over 40 inches
over 40 inches