The Mississippi River is the second longest river in the U.S., and over 30 U.S. states and two Canadian provinces drain into it. ... "The starting point of a river is a bit fuzzy, ...

You’ll find the Mississippi at its narrowest point at its headwaters in Lake Itasca, where it’s between 20 and 30 feet. The river’s widest point is only about 50 miles east, at Lake ...

Lake Pepin — the largest lake on the Mississippi River, which stretches roughly from Pepin to Bay City, Wisconsin — provides the longest record of ice cover on the river, starting in 1843 ...

You always want a starting data point that's constant. ... The last time the Mississippi River level at the Rock Island Lock and Dam went negative was back in December of 1937.