<P> Located on the Niagara River , which drains Lake Erie into Lake Ontario , the combined falls form the highest flow rate of any waterfall in North America that has a vertical drop of more than 165 feet ( 50 m ) . During peak daytime tourist hours , more than six million cubic feet ( 168,000 m ) of water goes over the crest of the falls every minute . Horseshoe Falls is the most powerful waterfall in North America , as measured by flow rate . </P>
<P> Located on the Niagara River , which drains Lake Erie into Lake Ontario , the combined falls form the highest flow rate of any waterfall in North America that has a vertical drop of more than 165 feet ( 50 m ) . During peak daytime tourist hours , more than six million cubic feet ( 168,000 m ) of water goes over the crest of the falls every minute . Horseshoe Falls is the most powerful waterfall in North America , as measured by flow rate . </P>
how much water flows over niagara falls per minute
how much water flows over niagara falls per minute
more than six million cubic feet ( 168,000 m )
more than six million cubic feet ( 168,000 m )