Geography

The Yí River originates in the Cuchilla Grande

Cuchilla Grande

Cuchilla Grande is a hill range that crosses the west part of Uruguay from north to south. It extends from the south part of Cerro Largo Department, through the departments of Treinta y Tres and Lavalleja and ends in Maldonado Department where it forms its highest peaks.-Noted features:In the...

 highlands. It flows generally west through central Uruguay to the Río Negro

Río Negro (Uruguay)

The Río Negro is the most important river in Uruguay. It originates in the southern highlands of Brazil, just east of Bagé, and flows west across the entire width of Uruguay to the Uruguay River. The course of the Río Negro across Uruguay effectively divides the south of the country from the north...

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Various other rivers, including the Porongos River

Porongos River

-Location:It is situated in Flores Department.The city of Trinidad, Uruguay is close by. On Route 14, circa 8km from Trinidad, the 'Don Ricardo' bathing area on the banks of the Porongos River has amenities maintained by the local municipality.-Fluvial system:...

 and Chamangá River

Chamangá River

-Fluvial system:The river is a tributary of the Yí River, itself a tributary of the westward draining Río Negro. The Chamangá River rises in a range of hills known as the Cuchilla Grande , and it generally runs from south to north in the Flores Department....

, are tributaries of the Yí River.

Departmental boundaries

The Yí forms much of the boundary between Durazno Department

Durazno Department

Durazno is a department of Uruguay. Its capital is Durazno. Its name means "peach" in Spanish, referring to the department's peaches and its status as an agricultural breadbasket.-Economy and Geography:...

 and Florida Department

Florida Department

Florida is a department of Uruguay. Its capital of is Florida.-Population and Demographics:As of the census of 2004, there were 68,181 people and 21,938 households in the department. The average household size was 3.1...

.

Subsequently it forms part of the boundary between Durazno Department

Durazno Department

Durazno is a department of Uruguay. Its capital is Durazno. Its name means "peach" in Spanish, referring to the department's peaches and its status as an agricultural breadbasket.-Economy and Geography:...

 and Flores Department

Flores Department

-History and cultural heritage:The department, created by President Máximo Santos, is named after the former Colorado Party leader, Venancio Flores, who was born in Trinidad in the nineteenth century.The department has many sites of prehistoric rock art...

, where the Chamangá River

Chamangá River

-Fluvial system:The river is a tributary of the Yí River, itself a tributary of the westward draining Río Negro. The Chamangá River rises in a range of hills known as the Cuchilla Grande , and it generally runs from south to north in the Flores Department....

 its tributary.

See also

• Geography of Uruguay#Topography and hydrography
• Porongos River#Fluvial system
• Chamangá River#Fluvial system