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History of the United States
Geography
Lakes and Rivers
Mississippi River

What is the largest river by volume in the US?

Answer

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February 15, 2016 3:41AM

The Mississippi River is the largest river by outflow in the U.S. It ranks tenth in the world, and the St. Lawrence ranks twentieth. A link is provided to the list of the world's largest rivers by average discharge which is posted in Wikipedia so you can see what else is in the top ten.