The Floyd River is a tributary of the Missouri River in northwestern Iowa. It enters the Missouri at Sioux City, and is named for Charles Floyd. A tributary (or affluent or confluent) is a contributory stream, a river that does not reach the sea, but joins another major river (a parent river), to which it contributes its waters, swelling its discharge. ... The Missouri River and its tributaries N.P. Dodge Park, Omaha, Nebraska High silt content makes the Missouri (left) noticeably lighter than the Mississipi here at their confluence above St. ... State nickname: The Hawkeye State Other U.S. States Capital Des Moines Largest city Des Moines Governor Thomas Vilsack (D) Official languages English Area 145,743 km² (26th)  - Land 144,701 km²  - Water 1,042 km² (0. ... Sioux City is a city located in Western Iowa. ... Charles Floyd (1782 - August 20, 1804) was a United States explorer, an officer and quartermaster in the Lewis and Clark Expedition. ...

It rises in northwestern O'Brien County near the town of Sanborn and flows generally southwestwardly through Sioux, Plymouth and Woodbury Counties, past the towns of Sheldon, Hospers, Alton, Le Mars and Merill, where it collects its largest tributary, the West Branch Floyd River. OBrien County is a county located in the state of Iowa. ... Sanborn is a city located in OBrien County, Iowa. ... Sioux County is a county located in the state of Iowa. ... Plymouth County is a county located in the state of Iowa. ... Woodbury County is a county located in the state of Iowa. ... Sheldon is a city located in Iowa. ... Hospers is a city located in Sioux County, Iowa. ... Alton is a city located in Sioux County, Iowa. ... Le Mars is a city located in Plymouth County, Iowa, USA. As of the 2000 census, the city had a total population of 9,237. ... Merrill is a city located in Plymouth County, Iowa. ...

The Floyd's channel through Sioux City has been straightened and lined with riprap.

See also

• List of Iowa rivers