Missouri River
Date of flood : 2011
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.