Missouri River

Date of flood : 2011

Location :

North America

Information of river

River involved : Red Rock River

Size of area affected : 2,341 miles

Flood control measures that were in place : in the Arkansas, White, Gasconade, and Meramec River Valleys.

Facts about river

- The river nicknamed is "Big Muddy" and also "Dark River" because of the high silt content.

- Missouri River longest tributary of the Mississippi River and longest river in North America.

- The river's drainage basin occupies about 529,400 square miles of the Great Plains, of which 2,550 squares miles are in southern Canada.