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Sep
Longest River Is Us. Compiling the longest rivers in USA list means we have to define the source and the mouth of each river. According to the USGS Missouri River stretches for 2341 miles from source to mouth the river beats out the Mississippi River as the longest river in the US. The Nile has traditionally been considered longer but in 2007 and 2008 some scientists claimed that the Amazon is longer 5 6 7 by measuring the river plus the adjacent Para estuary and the longest connecting tidal canal. The Missouri is the longest river in the US North America.
A relatively little known fact is that in addition to the main channel there are North South and Middle Branches of the Black. In particular there seems to exist disagreement as to whether the Nile or the Amazon is the worlds longest river. The Mississippi drainage basin includes the Missouri and the Mississippi rivers the two longest main-stem rivers in the United States as well as 18 more of the rivers on this list. Weve also included the 25 next longest rivers across North America which includes Canada and Mexico. Mexican name the Rio Bravo. Only 111 miles apart the Nile River in Africa is the longest river in the world in comparison to its runner-up the Amazon River located in South America.
Not until 1971 was the true source of the Amazon discovered by Loren McIntyre USA in the snow-covered Andes of southern Peru.
This river has its source in the Rocky Mountains of Western Montana and it drains its waters into the Mississippi River. This is tricky because the source may be a tributary which has a different name. The Missouri River is the longest river in the United States at 2341 miles long. According to the USGS Missouri River stretches for 2341 miles from source to mouth the river beats out the Mississippi River as the longest river in the US. The river starts flowing from the Rocky Mountains in Western Montana and drains into the Mississippi River. Mexican name the Rio Bravo.