The Big Blue River is the largest

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drai ...

of the

Kansas River The Kansas River, also known as the Kaw, is a river in northeastern Kansas in the United States. It is the southwesternmost part of the Missouri River drainage, which is in turn the northwesternmost portion of the extensive Mississippi River dr ...

. The river flows for approximately U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data
The National Map
, accessed March 30, 2011 from central

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the sout ...

into

Kansas Kansas () is a U.S. state, state in the Midwestern United States, Midwestern United States. Its Capital city, capital is Topeka, Kansas, Topeka, and its largest city is Wichita, Kansas, Wichita. Kansas is a landlocked state bordered by Nebras ...

, until its confluence with the Kansas River at

Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...

. It was given its name by the Kansa tribe of Native Americans, who lived at its mouth from 1780 to 1830, and who called it the Great Blue Earth River.

River course

The river passes through mostly

agricultural Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled peopl ...

land. Some of the larger towns along its course, in addition to Manhattan, Kansas, include

Beatrice, Nebraska Beatrice () is a city in and the county seat of Gage County, Nebraska, United States. Its population was 12,459 at the 2010 census. Beatrice is located approximately 25 miles south of Lincoln on the Big Blue River and is surrounded by agricul ...

;

Crete, Nebraska Crete is a city in Saline County, Nebraska, United States. The population was 7,099 at the 2020 census. History The railroad was extended to the area in 1870, bringing settlers. In 1871, two rival towns merged to form a new town, which was name ...

; and

Seward, Nebraska Seward is a city and county seat of Seward County, Nebraska, United States. The population was 6,964 at the 2010 census. Seward is part of the Lincoln, Nebraska Metropolitan Statistical Area. It is known for its large Fourth of July (Independ ...

. Shortly before intersecting with the Kansas River, the Big Blue discharges its waters into a

reservoir A reservoir (; from French ''réservoir'' ) is an enlarged lake behind a dam. Such a dam may be either artificial, built to store fresh water or it may be a natural formation. Reservoirs can be created in a number of ways, including contr ...

called Tuttle Creek Lake, which lies slightly northeast of Manhattan. The reservoir is a man-made flood-control measure, held back by a dam composed of the

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms w ...

silt Silt is granular material of a size between sand and clay and composed mostly of broken grains of quartz. Silt may occur as a soil (often mixed with sand or clay) or as sediment mixed in suspension with water. Silt usually has a floury feel ...

, and

gypsum Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula . It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, blackboard or sidewalk chalk, and drywa ...

dredged out of the floodplain by bulldozers left to rust underneath the flooded area. The land surrounding the reservoir is a

state park State parks are parks or other protected areas managed at the sub-national level within those nations which use "state" as a political subdivision. State parks are typically established by a state to preserve a location on account of its natural ...

area, although the

Great Flood of 1993 The Great Flood of 1993 (or Great Mississippi and Missouri Rivers Flood of 1993) was a flood that occurred in the Midwestern United States, along the Mississippi and Missouri rivers and their tributaries, from April to October 1993. The flood wa ...

decimated much of the northern area. The river continues as the outflow from Tuttle Creek Lake for approximately five miles before intersecting with the Kansas River east of Manhattan.

Water rights

Nebraska and Kansas have entered into an agreement of appropriation where Nebraska has full use of the river's water, except that from May 1 to September 30 Nebraska must allow a certain variable flow to pass into Kansas. To date, there has been no shortage of water in the river.

References

External links

* {{authority control Rivers of Kansas Rivers of Nebraska Rivers of Gage County, Nebraska Rivers of Seward County, Nebraska Tributaries of the Kansas River Rivers of Saline County, Nebraska Rivers of Riley County, Kansas Rivers of Marshall County, Kansas

River course

Water rights

See also

References

External links