List of rivers of Argentina - AbsoluteAstronomy.com

Longest Rivers

Name	Length (km)	Discharge ( m³/s)
Paraná River Paraná River The Paraná River is a river in south Central South America, running through Brazil, Paraguay and Argentina for some . It is second in length only to the Amazon River among South American rivers. The name Paraná is an abbreviation of the phrase "para rehe onáva", which comes from the Tupi language...	4,880	16,806
Uruguay River Uruguay River The Uruguay River is a river in South America. It flows from north to south and makes boundary with Brazil, Argentina, and Uruguay, separating some of the Argentine provinces of the Mesopotamia from the other two countries...	1,100	5,026
Negro River	635	865
Bermejo River Bermejo River The Bermejo River is a river in South America that flows from Bolivia to the Paraguay River in Argentina. The river is generally called Bermejo in spite of its different names along its way, but it also has its own Native American names; in Wichí it is called Teuco, and in Guaraní it is called Ypitá...	1,000	339
Pilcomayo River Pilcomayo River The Pilcomayo River is a river in central South America. At long, it is the longest western tributary of the Paraguay River. Its drainage basin is in area, and its mean discharge is ....	850	152
Colorado River Colorado River (Argentina) The Colorado River is a river in the south of Argentina.The Colorado river marks most of the political limit between the provinces of Neuquén and Mendoza, and between Rio Negro and La Pampa...	860	134
Salado River Salado River (Buenos Aires) The Salado River is a river in northern Buenos Aires Province, Argentina. It originates at El Chañar Lake on the border with Santa Fe Province, above mean sea level, and flows generally southeast for before debouching into Samborombón Bay, part of the Río de la Plata estuary on the Atlantic Ocean... (Buenos Aires)	700	88
San Juan River San Juan River (Argentina) The San Juan River is, together with the Jáchal, the most important river of the Argentine province of San Juan. Both join the Desaguadero/Colorado system that end at the Atlantic Ocean....	500	56
Mendoza River Mendoza River The Mendoza River is a river in the province of Mendoza, Argentina. It is formed in the Andes range between the Aconcagua and the Tupungato, by the confluence of the Vacas, the Cuevas and the Tupungato Rivers, the last being its major tributary....	400	50
Chubut River Chubut River The Chubut River is located in the Patagonia region of southern Argentina. Its name comes from the Tehuelche word chupat, which means "transparent". The Argentine Chubut Province, through which the river flows, is named after it...	810	48
Salado del Norte River	2,000	15
Desaguadero River Desaguadero River The Desaguadero River is the general name of a river in western Argentina that receives a number of different names on its path of 1,515 kilometres, with its most important section named Desaguadero proper.-Spring:...	1,200	14
Deseado River Deseado River Deseado River is a river in the Argentine province of Santa Cruz.The river is born from the glacier-thaw Buenos Aires Lake on the northwestern part of the province at the Andes range, and travels for 615 km before reaching the Atlantic Coast. On its way southeast, its water is tapped for...	615	5

By Drainage Basin
Drainage basin
A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

This list is arranged by drainage basin, with respective tributaries indented under each larger stream's name. Rivers in the table above are in bold.

La Plata Basin
La Plata Basin
The Río de la Plata Basin , sometimes called the Platine basin or Platine region, is the name given to the hydrographical area that covers parts of Argentina, Brazil, Bolivia, Paraguay and Uruguay...

Río de la Plata
Río de la Plata
The Río de la Plata —sometimes rendered River Plate in British English and the Commonwealth, and occasionally rendered [La] Plata River in other English-speaking countries—is the river and estuary formed by the confluence of the Uruguay River and the Paraná River on the border between Argentina and...
- Uruguay River
  Uruguay River
  The Uruguay River is a river in South America. It flows from north to south and makes boundary with Brazil, Argentina, and Uruguay, separating some of the Argentine provinces of the Mesopotamia from the other two countries...
  - Gualeguaychú River
    Gualeguaychú River
    The Gualeguaychú River The Gualeguaychú River The Gualeguaychú River (Spanish, Río Gualeguaychú is a river in the province of Entre Ríos, Argentina. It starts in the center-east of the province, within the Colón Department, and flows south, passing by the city of Gualeguaychú and then emptying into...
  - Mocoretá River
    Mocoretá River
    The Mocoretá River is a river in the Mesopotamic northeastern region of Argentina. It is born in the southeast of the province of Corrientes, south of Curuzú Cuatiá. It flows south, first turning east and then west until reaching the interprovincial border with Entre Ríos, where it receives the...
  - Miriñay River
    Miriñay River
    The Miriñay River is a small river in the province of Corrientes, Argentina. It is born on the eponymous wetlands southeast of the Iberá Wetlands, and flows south for about 200 km until emptying into the Uruguay River near Monte Caseros. Its course runs along a wide alluvial plain.-See...
  - Aguapey River
    Aguapey River
    The Aguapey River is a river of Argentina. It is a tributary of the Uruguay River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
  - Pepiri-Guazu River
    Pepiri-Guazu River
    The Pepiri-Guazu River is a river of Argentina and the Santa Catarina state in southeastern Brazil. For its entire course, it forms a short portion of the international border between Argentina and Brazil...
- Paraná River
  Paraná River
  The Paraná River is a river in south Central South America, running through Brazil, Paraguay and Argentina for some . It is second in length only to the Amazon River among South American rivers. The name Paraná is an abbreviation of the phrase "para rehe onáva", which comes from the Tupi language...
  - Arrecifes River
    Arrecifes River
    The Arrecifes River is a river of Argentina. It is a tributary of the Paraná River. It flows into the Paraná Delta area and joins the Paraná de las Palmas distributary of the Paraná River.-See also:*List of rivers of Argentina...
  - Gualeguay River
    Gualeguay River
    The Gualeguay River is one of the major rivers of the Mesopotamic province of Entre Ríos, Argentina. It is born in the north of the province, in the region between the cities of Federación and San José de Feliciano, and meanders in a general south-southwestward direction across the center of the...
  - Nogoya River
    Nogoya River
    The Nogoya River is a river of Argentina. It is a tributary of the Paraná River, which it joins in a region of wetlands and complex distributaries.-References:...
  - Arroyo del Medio
    Arroyo del Medio
    The Arroyo del Medio is a small river of Argentina, located on the border between the provinces of Buenos Aires and Santa Fe. Its catchment basin comprises about 3,200 km². The Arroyo empties into the Paraná River at the city of San Nicolás de los Arroyos, Buenos Aires, opposite the Constitución...
  - Saladillo Stream
    Saladillo Stream
    The Saladillo Stream is a small tributary of the Paraná River, that discharges into it between the cities of Rosario and Villa Gobernador Gálvez, in the...
  - Ludueña Stream
    Ludueña Stream
    The Ludueña Stream is a small river in the , which starts near the city of Rosario and flows through it, mostly east-southwards, ending in the Paraná River in the neighbourhood commonly known as Arroyito, near Rosario Central's football stadium.The Ludueña drains an area which includes Rosario...
  - Carcarañá River
    Carcarañá River
    The Carcarañá River is a river in Argentina. It is born at the confluence of the Río Tercero and the Saladillo River in the south-east of the province of Córdoba and flows eastward into the province of Santa Fe, which it crosses.In Santa Fe the river first turns south, then...
    - Tercero River
      Tercero River
      The Tercero River , also known as Ctalamochita, is the river of the Córdoba Province with the most important water flow...
      
      (Calamuchita River)
    - Cuarto River
      Cuarto River
      The Cuarto River is a river of Argentina which crosses the southern part of the Province of Córdoba, and merges with the Tercero River to form the Carcarañá River...
      
      (Saladillo River, Chocancharava River)
  - Salado River (Salado del Norte, Juramento River, Pasaje River, Calchaquí River)
    - Horcones River
      Horcones River
      The Horcones River is a river of Argentina. It is a tributary of the Salado River.-References:* Rand McNally, The New International Atlas, 1993....
      - Urueña River
        Urueña River
        The Urueña River is a river of Argentina. It is a tributary of the Horcones River.-References:* Rand McNally, The New International Atlas, 1993....
    - Arenales River
      Arenales River
      The Arenales River is a river of Argentina. A tributary of the Salado River, the Arenales flows through the city of Salta.-References:* Rand McNally, The New International Atlas, 1993....
    - Rosario River
      Rosario River
      -References:* Rand McNally, The New International Atlas, 1993.*...
    - Guasamayo River
      Guasamayo River
      -References:* Rand McNally, The New International Atlas, 1993.*...
  - San Javier River
    San Javier River (Santa Fe)
    The San Javier River is an anabranch of the Paraná River in the province of Santa Fe, Argentina.-Course:...
  - Feliciano River
    Feliciano River
    The Feliciano River is a river in the Argentine province of Entre Ríos, in the Mesopotamia. It is born on the Lomada del Mocoretá, on the northeast of the province, east of San José de Feliciano, and flows west-southwest across the province...
  - Guayquiraró River
    Guayquiraró River
    The Guayquiraró River is a river in the Mesopotamic northeastern region of Argentina. It is born in the middle section of the border between the provinces of Entre Ríos and Corrientes, fed from several streams on its right-hand basin...
  - Corrientes River
  - Paraná Miní River
    Paraná River
    The Paraná River is a river in south Central South America, running through Brazil, Paraguay and Argentina for some . It is second in length only to the Amazon River among South American rivers. The name Paraná is an abbreviation of the phrase "para rehe onáva", which comes from the Tupi language...
    - Tapenagá River
      Tapenagá River
      The Tapenagá River is a river of Chaco Province and Santa Fe Province, Argentina. It is a tributary of the Paraná Miní River.-See also:*List of rivers of Argentina-References:...
    - Palometa River
      Palometa River
      The Palometa River is a river of Chaco Province, Argentina. It is a tributary of the Paraná Miní River.-See also:*List of rivers of Argentina-References:...
  - Santa Lucía River
    Santa Lucía River (Argentina)
    The Santa Lucía River is a river of Corrientes Province, Argentina. It is a tributary of the Paraná River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
  - Negro River
    Negro River (Chaco)
    The Negro River or Black River in Chaco Province, Argentina. It crosses the Chaco National Park and flows southeast...
  - Guaycurú River
  - Paraguay River
    Paraguay River
    The Paraguay River is a major river in south central South America, running through Brazil, Bolivia, Paraguay, and Argentina...
    - Río de Oro
      Río de Oro (Argentina)
      The Río de Oro is a river of Chaco Province, Argentina. It is a tributary of the Paraguay River, which is debouches into near Humaitá, Paraguay.-External links:...
    - Bermejo River
      Bermejo River
      The Bermejo River is a river in South America that flows from Bolivia to the Paraguay River in Argentina. The river is generally called Bermejo in spite of its different names along its way, but it also has its own Native American names; in Wichí it is called Teuco, and in Guaraní it is called Ypitá...
      
      (Teuco River)
      - Bermejito River
        Bermejo River
        The Bermejo River is a river in South America that flows from Bolivia to the Paraguay River in Argentina. The river is generally called Bermejo in spite of its different names along its way, but it also has its own Native American names; in Wichí it is called Teuco, and in Guaraní it is called Ypitá...
        
        Dorado River
        Dorado River
        -References:* Rand McNally, The New International Atlas, 1993.*...
      - Teuquito River
        Teuquito River
        -References:* Rand McNally, The New International Atlas, 1993.*...
      - Seco River
        Seco River (Argentina)
        -References:* Rand McNally, The New International Atlas, 1993.*...
      - San Francisco River
        San Francisco River (Argentina)
        The San Francisco River is a river of Argentina. It is a tributary of the Bermejo River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
        
        Grande River
        Grande River (Jujuy)
        -References:* Rand McNally, The New International Atlas, 1993.*...
        
        Mojotoro River
        Mojotoro River
        The Mojotoro River, or Lavayen River is a river in the . It is a tributary of the San Francisco River. It is the natural north border of the municipality of Salta, the provincial capital...
        
        (Lavayén River)
      - Pescado River
        Pescado River
        The Pescado River is a river of Argentina. It is a tributary of the Bermejo River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:...
        
        Iruya River
        Iruya River
        The Iruya River is a river of Argentina. It is a tributary of the Pescado River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:...
      - Río Grande de Tarija
        Río Grande de Tarija
        The Río Grande de Tarija is a river of Argentina and Bolivia. It is a tributary of the Bermejo River. It is also known as the Río Tarija and the Tarija River.-See also:*List of rivers of Argentina*List of rivers of Bolivia-References:...
        
        Itaú River
        Itaú River
        The Itaú River is a river of Argentina and Bolivia. It is a tributary of the Río Grande de Tarija.-References:* Rand McNally, The New International Atlas, 1993....
      - Lipeo River
        Lipeo River
        The Lipeo River is a river of Argentina. It is a tributary of the Bermejo River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:* Rand McNally, The New International Atlas, 1993....
    - Pilcomayo River
      Pilcomayo River
      The Pilcomayo River is a river in central South America. At long, it is the longest western tributary of the Paraguay River. Its drainage basin is in area, and its mean discharge is ....
      - Pilaya River (Bolivia)
        
        San Juan del Oro River (Bolivia)
        
        Río Grande de San Juan
        Río Grande de San Juan
        -References:* Rand McNally, The New International Atlas, 1993.*...
  - Iguazu River
    Iguazu River
    The Iguazu River is a river in Brazil and Argentina. It is an important tributary of the Paraná River. The Iguazu River is long, with a drainage basin of .-Course:...
    - San Antonio River
      San Antonio River (South America)
      The San Antonio River is a tributary of the Iguazu River. The San Antonio River forms the border between Misiones Province in Argentina and Paraná State in Brazil...
- Luján River
  Luján River
  The Luján River runs from its source near Espora about east of Buenos Aires, Argentina to its outflow into the Río de la Plata north of the city.-See also:* List of rivers of Argentina-External links:*...
  - Reconquista River
    Reconquista River
    The Reconquista River is a small river in the province of Buenos Aires, Argentina. Together with the Riachuelo, it is one of the most contaminated watercourses in the country....
- Matanza River
  Matanza River
  The Matanza River is known by several names, including, in Spanish, Río de la Matanza , Río Matanza , Río Mataderos , Río de la Manzana , El Riachuelo , or simply Riachuelo...
  
  (Riachuelo)
Samborombón Bay
Samborombón Bay
Samborombón Bay is a bay of Argentina, located at the Río de la Plata's mouth on the Atlantic Ocean. It is about southeast of Buenos Aires. The bay is about long and stretches from Point Piedras in the north to Point Norte, starting point of Cape San Antonio.The bay receives the Salado and...
- Samborombón River
  Samborombón River
  The Samborombón River is a river of Argentina. It empties into Samborombón Bay in the southern part of the Río de la Plata.-See also:*List of rivers of Argentina-References:...
- Salado River
  Salado River (Buenos Aires)
  The Salado River is a river in northern Buenos Aires Province, Argentina. It originates at El Chañar Lake on the border with Santa Fe Province, above mean sea level, and flows generally southeast for before debouching into Samborombón Bay, part of the Río de la Plata estuary on the Atlantic Ocean...

Atlantic Ocean
Atlantic Ocean
The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

- Patagonia
Patagonia
Patagonia is a region located in Argentina and Chile, integrating the southernmost section of the Andes mountains to the southwest towards the Pacific ocean and from the east of the cordillera to the valleys it follows south through Colorado River towards Carmen de Patagones in the Atlantic Ocean...

Quequén Grande River
Quequén Grande River
-References:* Rand McNally, The New International Atlas, 1993.*...
Sauce Grande River
Sauce Grande River
-References:* Rand McNally, The New International Atlas, 1993.*...
Naposta Stream
Naposta Stream
Arroyo Napostá is located in the region of Bahía Blanca, Buenos Aires Province, ArgentinaIt is a stream whose watershed is located in Sierra de la Ventana, about 120 km north east to Bahía Blanca. It was essential during the early history of the city of Bahia Blanca as a source of water and also as...
Sauce Chico River
Sauce Chico River
-References:* Rand McNally, The New International Atlas, 1993.*...
Colorado River
Colorado River (Argentina)
The Colorado River is a river in the south of Argentina.The Colorado river marks most of the political limit between the provinces of Neuquén and Mendoza, and between Rio Negro and La Pampa...
- Desaguadero River
  Desaguadero River
  The Desaguadero River is the general name of a river in western Argentina that receives a number of different names on its path of 1,515 kilometres, with its most important section named Desaguadero proper.-Spring:...
  
  (Salado River, Bermejo River, Vinchina River) (usually does not reach the Colorado)
  - Atuel River
    Atuel River
    The Atuel River is a river located mainly in the south of the Argentine province of Mendoza, with its last part in La Pampa. It is a tributary of the Desaguadero River....
  - Diamante River
    Diamante River
    The Diamante River is a river in the Argentine province of Mendoza. It is born from glaciers on the Maipo, a volcano in the Andes range in the Argentine–Chilean border, and flows east until emptying in the Desaguadero River...
  - Tunuyán River
    Tunuyán River
    The Tunuyán River is a river in the Argentine province of Mendoza. It is born in Mount Tupungato, in the Andes range, and flows initially to the northeast, passing by the city of Tunuyán. It is then dammed by the El Carrizal Dam, after which it turns east-southeast passing near the cities of...
  - San Juan River
    San Juan River (Argentina)
    The San Juan River is, together with the Jáchal, the most important river of the Argentine province of San Juan. Both join the Desaguadero/Colorado system that end at the Atlantic Ocean....
    - Mendoza River
      Mendoza River
      The Mendoza River is a river in the province of Mendoza, Argentina. It is formed in the Andes range between the Aconcagua and the Tupungato, by the confluence of the Vacas, the Cuevas and the Tupungato Rivers, the last being its major tributary....
      - Tupungato River
        Tupungato River
        The Tupungato River is a river located in the western zone of the Mendoza Province called Uco Valley , flows in Luján de Cuyo and Tupungato departments, to the west of Argentina. It arises on the Del Plomo and Del Juncal glaciers in the north of the Tupungato Mountain and ends at the Mendoza River...
    - Castaño Viejo River
      Castaño Viejo River
      -References:* Rand McNally, The New International Atlas, 1993.*...
    - Calingasta River
      Calingasta River
      -References:* Rand McNally, The New International Atlas, 1993.*...
    - Río de los Patos
      Río de los Patos
      -References:* Rand McNally, The New International Atlas, 1993.*...
      - Blanco River
        Blanco River (Río de los Patos)
        -References:* Rand McNally, The New International Atlas, 1993.*...
  - Jáchal River
    Jáchal River
    The Jáchal River is a river in the province of San Juan, Argentina. It is part of the Desaguadero River basin, and one of the most important permanent watercourses in the province, with an average flow of 9 m³/s...
    - Blanco River
      Blanco River (Argentina)
      -References:* Rand McNally, The New International Atlas, 1993.*...
  - Huaco River
    Huaco River
    -References:* Rand McNally, The New International Atlas, 1993.*...
- Barrancas River
  Barrancas River
  The Barrancas River is a river in western Argentina. Traveling eastward from the Andes range, it separates the Argentine provinces of Mendoza and Neuquén. Joining the Río Grande, it merges into the Colorado, and flows into the Atlantic Ocean.-References:...
- Grande River
  Grande River (Argentina)
  The Grande River is a river located in Malargüe Department to the south of Mendoza Province, Argentina. It arises in the confluence of the rivers Cobre and Tordillo on the Andes range near Chile and ends at the Colorado River in the Neuquén Province border. Its total length is 275 km...
Río Negro
- Neuquén River
  Neuquén River
  The Neuquén River is the second most important river of the province of Neuquén in the Argentine Patagonia, after the Limay River.The river is born at the northwest of the province at an altitude of 2,300 metres, to be feed by a number of streams through valleys of the lower Andes while advancing...
  - Agrio River
    Agrio River
    -References:* Rand McNally, The New International Atlas, 1993.*...
- Limay River
  Limay River
  The Limay River is an important river in the northwestern Argentine Patagonia . It is born at the eastern end of the Nahuel Huapi Lake and flows in a meandering path for about 380 km, collecting the waters of several tributaries, such as the Traful, the Pichileufú and the Collón Curá. It then meets...
  - Collón Curá River
    Collón Curá River
    The Collón Curá River is a geographical feature of Neuquén Province, Argentina. It flows southward from the confluence of the Aluminé and Chimehuin Rivers, near the town of Junín de los Andes, for around 70 km , past which it becomes a tributary of the Limay River.The valley is famous for its...
    - Aluminé River
      Aluminé River
      The Aluminé River is a geographical feature of Neuquén Province, Argentina. It flows southward from Lake Aluminé, near the town of Aluminé, for around 170 km , past which it becomes a tributary of the Collón Curá River ....
    - Chimehuin River
      Chimehuin River
      The Chimehuin River is a river in the northwest of the Patagonic Province of Neuquén, Argentina. Its origin is at Lake Huechulafquen and it passes by the city of Junín de los Andes. After a course of about 53 km, it merges with the Aluminé River to form the Collón Curá River. The Chimehuin is...
  - Traful River
    Traful River
    -References:* Rand McNally, The New International Atlas, 1993.*...
Chubut River
Chubut River
The Chubut River is located in the Patagonia region of southern Argentina. Its name comes from the Tehuelche word chupat, which means "transparent". The Argentine Chubut Province, through which the river flows, is named after it...
- Chico River
  Chico River (Lower Chubut)
  -References:* Rand McNally, The New International Atlas, 1993.*...
  - Senguerr River
    Senguerr River
    The Senguerr River is a river of the Argentine province of Chubut. It begins its journey from the system of glacial lakes La Plata and Fontana in the Andes Mountains....
    - Mayo River
      Mayo River (Argentina)
      -References:* Rand McNally, The New International Atlas, 1993.*...
      - Guenguel River
        Guenguel River
        -References:* Rand McNally, The New International Atlas, 1993.*...
- Tecka River
  Tecka River
  -References:* Rand McNally, The New International Atlas, 1993.*...
- Chico River
  Chico River (Upper Chubut)
  -References:* Rand McNally, The New International Atlas, 1993.*...
Deseado River
Deseado River
Deseado River is a river in the Argentine province of Santa Cruz.The river is born from the glacier-thaw Buenos Aires Lake on the northwestern part of the province at the Andes range, and travels for 615 km before reaching the Atlantic Coast. On its way southeast, its water is tapped for...
- Pinturas River
  Pinturas River
  The Pinturas River is a river in Patagonia Argentina, running through the Pinturas River Canyon, near the Cueva de las Manos archeological site....
- Fénix Grande River
  Fénix Grande River
  -References:* Rand McNally, The New International Atlas, 1993.*...
Santa Cruz River
Santa Cruz River (Argentina)
Santa Cruz River is a river from the Argentine province of Santa Cruz.The Santa Cruz begins at the shore of the Viedma and Argentino Lakes, of glacial origin and located in the Los Glaciares National Park, and runs eastwards before reaching the Atlantic Coast, north of the southern tip of South...
- Chico River
  Chico River (Santa Cruz)
  -References:* Rand McNally, The New International Atlas, 1993.*...
  - Chalía River
    Chalía River
    -References:* Rand McNally, The New International Atlas, 1993.*...
    
    (Shehuen River)
  - Belgrano River
    Belgrano River
    -References:* Rand McNally, The New International Atlas, 1993.*...
- La Leona River
  La Leona River
  -References:* Rand McNally, The New International Atlas, 1993.*...
Coig River
Coig River
-References:* Rand McNally, The New International Atlas, 1993.*...

(Coyle River)
- Pelque River
  Pelque River
  -References:* Rand McNally, The New International Atlas, 1993.*...
Gallegos River
Gallegos River
The Gallegos River is a river in the Argentine province of Santa Cruz, on whose estuary lies Río Gallegos city, capital of the province.The river is formed at the confluence of the Rubens and Penitentes rivers, and after traveling it reaches the Atlantic Coast.On its way east, after crossing a ...
- Chico River
  Chico River (Gallegos)
  -References:* Rand McNally, The New International Atlas, 1993.*...
Grande River
Fuego River
Fuego River
-References:* Rand McNally, The New International Atlas, 1993.*...

Interior basins

Carapari River
Carapari River
-References:* Rand McNally, The New International Atlas, 1993.*...
- Itiyuro River
  Itiyuro River
  -References:* Rand McNally, The New International Atlas, 1993.*...
Tartagal River
Tartagal River
The Tartagal River is a river in the north of the province of Salta, Argentina. It crosses the city of Tartagal, in the San Martín Department, flowing west–east along with many smaller streams, and finally vanishing into a wetland...
Salado River
Salado River (La Rioja)
-References:* Rand McNally, The New International Atlas, 1993.*...

(Colorado River)
- Belén River
  Belén River
  -References:* Rand McNally, The New International Atlas, 1993.*...
- Abaucán River
  Abaucán River
  The Abaucán is a river in Argentina which flows through the provinces of Catamarca and La Rioja, areas with very low precipitation.It begins in the north of the Tinogasta Department of Catamarca Province, at the confluence of several rivers created by the melting of snow and precipitation in the...
Mar Chiquita (Córdoba)
Mar Chiquita (Córdoba)
Mar Chiquita or Mar de Ansenuza is an endorheic salt lake located in the northeast of the province of Córdoba, in central Argentina. It is the largest of the naturally occurring saline lakes in Argentina....
- Dulce River
  Dulce River (Argentina)
  The Dulce River is the most important river in the Argentine province of Santiago del Estero....
  - Saladillo River
    Saladillo River
    The Saladillo River is a river of Argentina.It was discovered in 1892 by William Bolton.It runs through the Grande Puonchos in southern Argentina.-References:* Rand McNally, The New International Atlas, 1993.*...
  - Salí River
    Salí River
    Salí River is the most important river in the Argentine province of Tucumán.The river is born from the precipitations capture by the Calchaquíes range next to Salta Province, and its water flow is increased by the numerous streams from the Sierra del Aconquija range, and other rivers.Most cities...
- Primero River
  Primero River
  The Primero River , also known as Suquía , runs through the city of Córdoba, Argentina....
  
  (Suquía River)
  - Cosquín River
    Cosquín River
    The Cosquín River is a small river in the province of Córdoba, Argentina. It is located in the area of the Punilla Valley and is part of the upper drainage basin of the Suquía River....
- Segundo River
  Segundo River
  The Segundo River ,, also known as Xanaes, is a river in the center-north of the province of Córdoba, Argentina. It is born in the Paravachasca Valley at the confluence of the Los Molinos and Anizacate rivers, on the eastern slopes of the Cumbres de Achala , about 2,000 m above mean sea level...
  
  (Xanaes River)
Cruz del Eje River
Cruz del Eje River
-References:* Rand McNally, The New International Atlas, 1993.*...
Conlara River
Conlara River
-References:* Rand McNally, The New International Atlas, 1993.*...
Quinto River
Quinto River
The Quinto River , also known as the Popopis, is in central Argentina.It rises in Sierra de San Luis near the Retama mountain in San Luis Province. The Quinto flows to the southeast. Near the Paso de las Carreteras dam, the Quinto River begins to flow though the Pampas. It passes Villa Mercedes...

(Popopis River)
Malargüe River
Malargüe River
The Malargüe River is a river located in the southern zone of the Mendoza Province, in the west of Argentina. It originates in the Malargüe lagoon in the Andes range, at 2,500 m above mean sea level, flows into the Malargüe Department and ends in the Llancanelo Lagoon, being its main...

Pacific Ocean
Pacific Ocean
The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

Valdivia River (Chile)
- Enco River (Chile)
  - Llanquihue River (Chile)
    - Fui River (Chile)
      - Hua Hum River
Puelo River
Puelo River
The Puelo River has its origin in a lake of the same name in Argentine territory, and flows north-west throughthe Andes into the Reloncaví Estuary of the Reloncaví Sound at the northern end of the Gulf of Ancud. Its lower course is impeded in such a manner as to form the Lake Tagua Tagua...
- Manso River
  Manso River (Argentina)
  -References:* Rand McNally, The New International Atlas, 1993.*...
- Azul River
  Azul River (Argentina)
  -References:* Rand McNally, The New International Atlas, 1993.*...
Yelcho River (Chile)
- Futaleufú River
  Futaleufú River
  The Futaleufú River is a river fed by the lakes in the Los Alerces National Park in Chubut Province, Argentina, crossing the Andes Mountains and the international border into Chile and opening into the Yelcho Lake....
Palena River
Palena River
The Palena River is a river of Chile. Its sources are close to the border with Argentina and it flows into the Pacific Ocean. It has a length of 6 km.-External links / References:**...

(Carrenleufú River, Corcovado River)
Pico River
Pico River
-References:* Rand McNally, The New International Atlas, 1993.*...
Aisén River (Chile)
- Simpson River
  Simpson River
  Simpson River is a river of Chile located in the Aisén Region. The river originates east of the Andes mountains. It forms the western boundary of the city of Coihaique, which is bordered on the north by the Coihaique River, a tributary of the Simpson. In its inferior course, the river flows through...
Pascua River (Chile)
- Mayer River
  Mayer River
  The Mayer River is a river of Chile. It flows into the O'Higgins/San Martin Lake, the deepest lake in the Americas.-References:*...
Serrano River (Chile)
- Vizcachas River
  Vizcachas River
  The Vizcachas River is a river in the south of the Patagonic province of Santa Cruz, Argentina. It is born at the Sierra de los Baguales, from the confluence of several streams, and descends from the Vizcachas Plain, flowing south until reaching a low-lying marsh area...
Turbio River
Turbio River
The Turbio River rises in a mountainous region of the Argentine Andes and discharges to the Última Esperanza Sound in Chile. Río Turbio headwaters are in a part of the Andes where there is no central valley, or gap between the eastern and western ridges...

Alphabetically

Abaucán River
Abaucán River
The Abaucán is a river in Argentina which flows through the provinces of Catamarca and La Rioja, areas with very low precipitation.It begins in the north of the Tinogasta Department of Catamarca Province, at the confluence of several rivers created by the melting of snow and precipitation in the...
Agrio River
Agrio River
-References:* Rand McNally, The New International Atlas, 1993.*...
Aguapey River
Aguapey River
The Aguapey River is a river of Argentina. It is a tributary of the Uruguay River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
Aluminé River
Aluminé River
The Aluminé River is a geographical feature of Neuquén Province, Argentina. It flows southward from Lake Aluminé, near the town of Aluminé, for around 170 km , past which it becomes a tributary of the Collón Curá River ....
Arenales River
Arenales River
The Arenales River is a river of Argentina. A tributary of the Salado River, the Arenales flows through the city of Salta.-References:* Rand McNally, The New International Atlas, 1993....
Arrecifes River
Arrecifes River
The Arrecifes River is a river of Argentina. It is a tributary of the Paraná River. It flows into the Paraná Delta area and joins the Paraná de las Palmas distributary of the Paraná River.-See also:*List of rivers of Argentina...
Atuel River
Atuel River
The Atuel River is a river located mainly in the south of the Argentine province of Mendoza, with its last part in La Pampa. It is a tributary of the Desaguadero River....
Azul River
Azul River (Argentina)
-References:* Rand McNally, The New International Atlas, 1993.*...
Barrancas River
Barrancas River
The Barrancas River is a river in western Argentina. Traveling eastward from the Andes range, it separates the Argentine provinces of Mendoza and Neuquén. Joining the Río Grande, it merges into the Colorado, and flows into the Atlantic Ocean.-References:...
Belén River
Belén River
-References:* Rand McNally, The New International Atlas, 1993.*...
Belgrano River
Belgrano River
-References:* Rand McNally, The New International Atlas, 1993.*...
Bermejo River
Bermejo River
The Bermejo River is a river in South America that flows from Bolivia to the Paraguay River in Argentina. The river is generally called Bermejo in spite of its different names along its way, but it also has its own Native American names; in Wichí it is called Teuco, and in Guaraní it is called Ypitá...

(Teuco River)
Bermejito River
Bermejo River
The Bermejo River is a river in South America that flows from Bolivia to the Paraguay River in Argentina. The river is generally called Bermejo in spite of its different names along its way, but it also has its own Native American names; in Wichí it is called Teuco, and in Guaraní it is called Ypitá...
Blanco River
Blanco River (Argentina)
-References:* Rand McNally, The New International Atlas, 1993.*...
Blanco River
Blanco River (Río de los Patos)
-References:* Rand McNally, The New International Atlas, 1993.*...
Calingasta River
Calingasta River
-References:* Rand McNally, The New International Atlas, 1993.*...
Carapari River
Carapari River
-References:* Rand McNally, The New International Atlas, 1993.*...
Carcarañá River
Carcarañá River
The Carcarañá River is a river in Argentina. It is born at the confluence of the Río Tercero and the Saladillo River in the south-east of the province of Córdoba and flows eastward into the province of Santa Fe, which it crosses.In Santa Fe the river first turns south, then...
Castaño Viejo River
Castaño Viejo River
-References:* Rand McNally, The New International Atlas, 1993.*...
Chalía River
Chalía River
-References:* Rand McNally, The New International Atlas, 1993.*...

(Shehuen River)
Chico River
Chico River (Lower Chubut)
-References:* Rand McNally, The New International Atlas, 1993.*...
Chico River
Chico River (Upper Chubut)
-References:* Rand McNally, The New International Atlas, 1993.*...
Chico River
Chico River (Santa Cruz)
-References:* Rand McNally, The New International Atlas, 1993.*...
Chico River
Chico River (Gallegos)
-References:* Rand McNally, The New International Atlas, 1993.*...
Chimehuin River
Chimehuin River
The Chimehuin River is a river in the northwest of the Patagonic Province of Neuquén, Argentina. Its origin is at Lake Huechulafquen and it passes by the city of Junín de los Andes. After a course of about 53 km, it merges with the Aluminé River to form the Collón Curá River. The Chimehuin is...
Chubut River
Chubut River
The Chubut River is located in the Patagonia region of southern Argentina. Its name comes from the Tehuelche word chupat, which means "transparent". The Argentine Chubut Province, through which the river flows, is named after it...
Coig River
Coig River
-References:* Rand McNally, The New International Atlas, 1993.*...

(Coyle River)
Collón Curá River
Collón Curá River
The Collón Curá River is a geographical feature of Neuquén Province, Argentina. It flows southward from the confluence of the Aluminé and Chimehuin Rivers, near the town of Junín de los Andes, for around 70 km , past which it becomes a tributary of the Limay River.The valley is famous for its...
Colorado River
Colorado River (Argentina)
The Colorado River is a river in the south of Argentina.The Colorado river marks most of the political limit between the provinces of Neuquén and Mendoza, and between Rio Negro and La Pampa...
Conlara River
Conlara River
-References:* Rand McNally, The New International Atlas, 1993.*...
Corrientes River
Cosquín River
Cosquín River
The Cosquín River is a small river in the province of Córdoba, Argentina. It is located in the area of the Punilla Valley and is part of the upper drainage basin of the Suquía River....
Cruz del Eje River
Cruz del Eje River
-References:* Rand McNally, The New International Atlas, 1993.*...
Cuarto River
Cuarto River
The Cuarto River is a river of Argentina which crosses the southern part of the Province of Córdoba, and merges with the Tercero River to form the Carcarañá River...

(Saladillo River, Chocancharava River)
Desaguadero River
Desaguadero River
The Desaguadero River is the general name of a river in western Argentina that receives a number of different names on its path of 1,515 kilometres, with its most important section named Desaguadero proper.-Spring:...

(Salado River, Bermejo River, Vinchina River)
Deseado River
Deseado River
Deseado River is a river in the Argentine province of Santa Cruz.The river is born from the glacier-thaw Buenos Aires Lake on the northwestern part of the province at the Andes range, and travels for 615 km before reaching the Atlantic Coast. On its way southeast, its water is tapped for...
Diamante River
Diamante River
The Diamante River is a river in the Argentine province of Mendoza. It is born from glaciers on the Maipo, a volcano in the Andes range in the Argentine–Chilean border, and flows east until emptying in the Desaguadero River...
Dorado River
Dorado River
-References:* Rand McNally, The New International Atlas, 1993.*...
Dulce River
Dulce River (Argentina)
The Dulce River is the most important river in the Argentine province of Santiago del Estero....
Feliciano River
Feliciano River
The Feliciano River is a river in the Argentine province of Entre Ríos, in the Mesopotamia. It is born on the Lomada del Mocoretá, on the northeast of the province, east of San José de Feliciano, and flows west-southwest across the province...
Fénix Grande River
Fénix Grande River
-References:* Rand McNally, The New International Atlas, 1993.*...
Fuego River
Fuego River
-References:* Rand McNally, The New International Atlas, 1993.*...
Futaleufú River
Futaleufú River
The Futaleufú River is a river fed by the lakes in the Los Alerces National Park in Chubut Province, Argentina, crossing the Andes Mountains and the international border into Chile and opening into the Yelcho Lake....
Gallegos River
Gallegos River
The Gallegos River is a river in the Argentine province of Santa Cruz, on whose estuary lies Río Gallegos city, capital of the province.The river is formed at the confluence of the Rubens and Penitentes rivers, and after traveling it reaches the Atlantic Coast.On its way east, after crossing a ...
Grande River
Grande River (Argentina)
The Grande River is a river located in Malargüe Department to the south of Mendoza Province, Argentina. It arises in the confluence of the rivers Cobre and Tordillo on the Andes range near Chile and ends at the Colorado River in the Neuquén Province border. Its total length is 275 km...
Grande River
Grande River (Jujuy)
-References:* Rand McNally, The New International Atlas, 1993.*...
Grande River
Río Grande de San Juan
Río Grande de San Juan
-References:* Rand McNally, The New International Atlas, 1993.*...
Río Grande de Tarija
Río Grande de Tarija
The Río Grande de Tarija is a river of Argentina and Bolivia. It is a tributary of the Bermejo River. It is also known as the Río Tarija and the Tarija River.-See also:*List of rivers of Argentina*List of rivers of Bolivia-References:...
Gualeguay River
Gualeguay River
The Gualeguay River is one of the major rivers of the Mesopotamic province of Entre Ríos, Argentina. It is born in the north of the province, in the region between the cities of Federación and San José de Feliciano, and meanders in a general south-southwestward direction across the center of the...
Gualeguaychú River
Gualeguaychú River
The Gualeguaychú River The Gualeguaychú River The Gualeguaychú River (Spanish, Río Gualeguaychú is a river in the province of Entre Ríos, Argentina. It starts in the center-east of the province, within the Colón Department, and flows south, passing by the city of Gualeguaychú and then emptying into...
Guasamayo River
Guasamayo River
-References:* Rand McNally, The New International Atlas, 1993.*...
Guaycurú River
Guayquiraró River
Guayquiraró River
The Guayquiraró River is a river in the Mesopotamic northeastern region of Argentina. It is born in the middle section of the border between the provinces of Entre Ríos and Corrientes, fed from several streams on its right-hand basin...
Guenguel River
Guenguel River
-References:* Rand McNally, The New International Atlas, 1993.*...
Horcones River
Horcones River
The Horcones River is a river of Argentina. It is a tributary of the Salado River.-References:* Rand McNally, The New International Atlas, 1993....
Huaco River
Huaco River
-References:* Rand McNally, The New International Atlas, 1993.*...
Hua Hum River
Iguazu River
Iguazu River
The Iguazu River is a river in Brazil and Argentina. It is an important tributary of the Paraná River. The Iguazu River is long, with a drainage basin of .-Course:...
Iruya River
Iruya River
The Iruya River is a river of Argentina. It is a tributary of the Pescado River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:...
Itaú River
Itaú River
The Itaú River is a river of Argentina and Bolivia. It is a tributary of the Río Grande de Tarija.-References:* Rand McNally, The New International Atlas, 1993....
Itiyuro River
Itiyuro River
-References:* Rand McNally, The New International Atlas, 1993.*...
Jáchal River
Jáchal River
The Jáchal River is a river in the province of San Juan, Argentina. It is part of the Desaguadero River basin, and one of the most important permanent watercourses in the province, with an average flow of 9 m³/s...
La Leona River
La Leona River
-References:* Rand McNally, The New International Atlas, 1993.*...
Limay River
Limay River
The Limay River is an important river in the northwestern Argentine Patagonia . It is born at the eastern end of the Nahuel Huapi Lake and flows in a meandering path for about 380 km, collecting the waters of several tributaries, such as the Traful, the Pichileufú and the Collón Curá. It then meets...
Lipeo River
Lipeo River
The Lipeo River is a river of Argentina. It is a tributary of the Bermejo River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:* Rand McNally, The New International Atlas, 1993....
Ludueña Stream
Ludueña Stream
The Ludueña Stream is a small river in the , which starts near the city of Rosario and flows through it, mostly east-southwards, ending in the Paraná River in the neighbourhood commonly known as Arroyito, near Rosario Central's football stadium.The Ludueña drains an area which includes Rosario...
Luján River
Luján River
The Luján River runs from its source near Espora about east of Buenos Aires, Argentina to its outflow into the Río de la Plata north of the city.-See also:* List of rivers of Argentina-External links:*...
Malargüe River
Malargüe River
The Malargüe River is a river located in the southern zone of the Mendoza Province, in the west of Argentina. It originates in the Malargüe lagoon in the Andes range, at 2,500 m above mean sea level, flows into the Malargüe Department and ends in the Llancanelo Lagoon, being its main...
Manso River
Manso River (Argentina)
-References:* Rand McNally, The New International Atlas, 1993.*...
Matanza River
Matanza River
The Matanza River is known by several names, including, in Spanish, Río de la Matanza , Río Matanza , Río Mataderos , Río de la Manzana , El Riachuelo , or simply Riachuelo...

(Riachuelo)
Mayer River
Mayer River
The Mayer River is a river of Chile. It flows into the O'Higgins/San Martin Lake, the deepest lake in the Americas.-References:*...
Mayo River
Mayo River (Argentina)
-References:* Rand McNally, The New International Atlas, 1993.*...
Mendoza River
Mendoza River
The Mendoza River is a river in the province of Mendoza, Argentina. It is formed in the Andes range between the Aconcagua and the Tupungato, by the confluence of the Vacas, the Cuevas and the Tupungato Rivers, the last being its major tributary....
Middle Stream
Arroyo del Medio
The Arroyo del Medio is a small river of Argentina, located on the border between the provinces of Buenos Aires and Santa Fe. Its catchment basin comprises about 3,200 km². The Arroyo empties into the Paraná River at the city of San Nicolás de los Arroyos, Buenos Aires, opposite the Constitución...
Miriñay River
Miriñay River
The Miriñay River is a small river in the province of Corrientes, Argentina. It is born on the eponymous wetlands southeast of the Iberá Wetlands, and flows south for about 200 km until emptying into the Uruguay River near Monte Caseros. Its course runs along a wide alluvial plain.-See...
Mocoretá River
Mocoretá River
The Mocoretá River is a river in the Mesopotamic northeastern region of Argentina. It is born in the southeast of the province of Corrientes, south of Curuzú Cuatiá. It flows south, first turning east and then west until reaching the interprovincial border with Entre Ríos, where it receives the...
Mojotoro River
Mojotoro River
The Mojotoro River, or Lavayen River is a river in the . It is a tributary of the San Francisco River. It is the natural north border of the municipality of Salta, the provincial capital...

(Lavayén River)
Naposta Stream
Naposta Stream
Arroyo Napostá is located in the region of Bahía Blanca, Buenos Aires Province, ArgentinaIt is a stream whose watershed is located in Sierra de la Ventana, about 120 km north east to Bahía Blanca. It was essential during the early history of the city of Bahia Blanca as a source of water and also as...
Río Negro
Negro River
Negro River (Chaco)
The Negro River or Black River in Chaco Province, Argentina. It crosses the Chaco National Park and flows southeast...
Neuquén River
Neuquén River
The Neuquén River is the second most important river of the province of Neuquén in the Argentine Patagonia, after the Limay River.The river is born at the northwest of the province at an altitude of 2,300 metres, to be feed by a number of streams through valleys of the lower Andes while advancing...
Nogoya River
Nogoya River
The Nogoya River is a river of Argentina. It is a tributary of the Paraná River, which it joins in a region of wetlands and complex distributaries.-References:...
Palena River
Palena River
The Palena River is a river of Chile. Its sources are close to the border with Argentina and it flows into the Pacific Ocean. It has a length of 6 km.-External links / References:**...

(Carrenleufú River, Corcovado River)
Palometa River
Palometa River
The Palometa River is a river of Chaco Province, Argentina. It is a tributary of the Paraná Miní River.-See also:*List of rivers of Argentina-References:...
Paraguay River
Paraguay River
The Paraguay River is a major river in south central South America, running through Brazil, Bolivia, Paraguay, and Argentina...
Paraná River
Paraná River
The Paraná River is a river in south Central South America, running through Brazil, Paraguay and Argentina for some . It is second in length only to the Amazon River among South American rivers. The name Paraná is an abbreviation of the phrase "para rehe onáva", which comes from the Tupi language...
Paraná River
Paraná Miní River
The Paraná Miní River ) is an anabranch, or "secondary branch", and tributary of the Paraná River. It is located in the provinces of Santa Fe and Chaco, Argentina...
Pelque River
Pelque River
-References:* Rand McNally, The New International Atlas, 1993.*...
Pepiri-Guazu River
Pepiri-Guazu River
The Pepiri-Guazu River is a river of Argentina and the Santa Catarina state in southeastern Brazil. For its entire course, it forms a short portion of the international border between Argentina and Brazil...
Pescado River
Pescado River
The Pescado River is a river of Argentina. It is a tributary of the Bermejo River.-See also:* List of rivers of Argentina* List of tributaries of the Río de la Plata-References:...
Pico River
Pico River
-References:* Rand McNally, The New International Atlas, 1993.*...
Pilcomayo River
Pilcomayo River
The Pilcomayo River is a river in central South America. At long, it is the longest western tributary of the Paraguay River. Its drainage basin is in area, and its mean discharge is ....
Pinturas River
Pinturas River
The Pinturas River is a river in Patagonia Argentina, running through the Pinturas River Canyon, near the Cueva de las Manos archeological site....
Primero River
Primero River
The Primero River , also known as Suquía , runs through the city of Córdoba, Argentina....

(Suquía River)
Puelo River
Puelo River
The Puelo River has its origin in a lake of the same name in Argentine territory, and flows north-west throughthe Andes into the Reloncaví Estuary of the Reloncaví Sound at the northern end of the Gulf of Ancud. Its lower course is impeded in such a manner as to form the Lake Tagua Tagua...
Quequén Grande River
Quequén Grande River
-References:* Rand McNally, The New International Atlas, 1993.*...
Quinto River
Quinto River
The Quinto River , also known as the Popopis, is in central Argentina.It rises in Sierra de San Luis near the Retama mountain in San Luis Province. The Quinto flows to the southeast. Near the Paso de las Carreteras dam, the Quinto River begins to flow though the Pampas. It passes Villa Mercedes...

(Popopis River)
Reconquista River
Reconquista River
The Reconquista River is a small river in the province of Buenos Aires, Argentina. Together with the Riachuelo, it is one of the most contaminated watercourses in the country....
Río de la Plata
Río de la Plata
The Río de la Plata —sometimes rendered River Plate in British English and the Commonwealth, and occasionally rendered [La] Plata River in other English-speaking countries—is the river and estuary formed by the confluence of the Uruguay River and the Paraná River on the border between Argentina and...
Río de los Patos
Río de los Patos
-References:* Rand McNally, The New International Atlas, 1993.*...
Río de Oro
Río de Oro (Argentina)
The Río de Oro is a river of Chaco Province, Argentina. It is a tributary of the Paraguay River, which is debouches into near Humaitá, Paraguay.-External links:...
Rosario River
Rosario River
-References:* Rand McNally, The New International Atlas, 1993.*...
Saladillo River
Saladillo River
The Saladillo River is a river of Argentina.It was discovered in 1892 by William Bolton.It runs through the Grande Puonchos in southern Argentina.-References:* Rand McNally, The New International Atlas, 1993.*...
Saladillo Stream
Saladillo Stream
The Saladillo Stream is a small tributary of the Paraná River, that discharges into it between the cities of Rosario and Villa Gobernador Gálvez, in the...
Salado River (Salado del Norte, Juramento River, Pasaje River, Calchaquí River)
Salado River
Salado River (Buenos Aires)
The Salado River is a river in northern Buenos Aires Province, Argentina. It originates at El Chañar Lake on the border with Santa Fe Province, above mean sea level, and flows generally southeast for before debouching into Samborombón Bay, part of the Río de la Plata estuary on the Atlantic Ocean...
Salado River
Salado River (La Rioja)
-References:* Rand McNally, The New International Atlas, 1993.*...

(Colorado River)
Salí River
Salí River
Salí River is the most important river in the Argentine province of Tucumán.The river is born from the precipitations capture by the Calchaquíes range next to Salta Province, and its water flow is increased by the numerous streams from the Sierra del Aconquija range, and other rivers.Most cities...
Samborombón River
Samborombón River
The Samborombón River is a river of Argentina. It empties into Samborombón Bay in the southern part of the Río de la Plata.-See also:*List of rivers of Argentina-References:...
San Antonio River
San Antonio River (South America)
The San Antonio River is a tributary of the Iguazu River. The San Antonio River forms the border between Misiones Province in Argentina and Paraná State in Brazil...
San Francisco River
San Francisco River (Argentina)
The San Francisco River is a river of Argentina. It is a tributary of the Bermejo River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
San Javier River
San Javier River (Santa Fe)
The San Javier River is an anabranch of the Paraná River in the province of Santa Fe, Argentina.-Course:...
San Juan River
San Juan River (Argentina)
The San Juan River is, together with the Jáchal, the most important river of the Argentine province of San Juan. Both join the Desaguadero/Colorado system that end at the Atlantic Ocean....
Santa Cruz River
Santa Cruz River (Argentina)
Santa Cruz River is a river from the Argentine province of Santa Cruz.The Santa Cruz begins at the shore of the Viedma and Argentino Lakes, of glacial origin and located in the Los Glaciares National Park, and runs eastwards before reaching the Atlantic Coast, north of the southern tip of South...
Santa Lucía River
Santa Lucía River (Argentina)
The Santa Lucía River is a river of Corrientes Province, Argentina. It is a tributary of the Paraná River.-See also:*List of rivers of Argentina-References:* Rand McNally, The New International Atlas, 1993....
Sauce Chico River
Sauce Chico River
-References:* Rand McNally, The New International Atlas, 1993.*...
Sauce Grande River
Sauce Grande River
-References:* Rand McNally, The New International Atlas, 1993.*...
Seco River
Seco River (Argentina)
-References:* Rand McNally, The New International Atlas, 1993.*...
Segundo River
Segundo River
The Segundo River ,, also known as Xanaes, is a river in the center-north of the province of Córdoba, Argentina. It is born in the Paravachasca Valley at the confluence of the Los Molinos and Anizacate rivers, on the eastern slopes of the Cumbres de Achala , about 2,000 m above mean sea level...

(Xanaes River)
Senguerr River
Senguerr River
The Senguerr River is a river of the Argentine province of Chubut. It begins its journey from the system of glacial lakes La Plata and Fontana in the Andes Mountains....
Simpson River
Simpson River
Simpson River is a river of Chile located in the Aisén Region. The river originates east of the Andes mountains. It forms the western boundary of the city of Coihaique, which is bordered on the north by the Coihaique River, a tributary of the Simpson. In its inferior course, the river flows through...
Tapenagá River
Tapenagá River
The Tapenagá River is a river of Chaco Province and Santa Fe Province, Argentina. It is a tributary of the Paraná Miní River.-See also:*List of rivers of Argentina-References:...
Tartagal River
Tartagal River
The Tartagal River is a river in the north of the province of Salta, Argentina. It crosses the city of Tartagal, in the San Martín Department, flowing west–east along with many smaller streams, and finally vanishing into a wetland...
Tecka River
Tecka River
-References:* Rand McNally, The New International Atlas, 1993.*...
Tercero River
Tercero River
The Tercero River , also known as Ctalamochita, is the river of the Córdoba Province with the most important water flow...

(Calamuchita River)
Teuquito River
Teuquito River
-References:* Rand McNally, The New International Atlas, 1993.*...
Traful River
Traful River
-References:* Rand McNally, The New International Atlas, 1993.*...
Tunuyán River
Tunuyán River
The Tunuyán River is a river in the Argentine province of Mendoza. It is born in Mount Tupungato, in the Andes range, and flows initially to the northeast, passing by the city of Tunuyán. It is then dammed by the El Carrizal Dam, after which it turns east-southeast passing near the cities of...
Tupungato River
Tupungato River
The Tupungato River is a river located in the western zone of the Mendoza Province called Uco Valley , flows in Luján de Cuyo and Tupungato departments, to the west of Argentina. It arises on the Del Plomo and Del Juncal glaciers in the north of the Tupungato Mountain and ends at the Mendoza River...
Turbio River
Turbio River
The Turbio River rises in a mountainous region of the Argentine Andes and discharges to the Última Esperanza Sound in Chile. Río Turbio headwaters are in a part of the Andes where there is no central valley, or gap between the eastern and western ridges...
Urueña River
Urueña River
The Urueña River is a river of Argentina. It is a tributary of the Horcones River.-References:* Rand McNally, The New International Atlas, 1993....
Uruguay River
Uruguay River
The Uruguay River is a river in South America. It flows from north to south and makes boundary with Brazil, Argentina, and Uruguay, separating some of the Argentine provinces of the Mesopotamia from the other two countries...
Vizcachas River
Vizcachas River
The Vizcachas River is a river in the south of the Patagonic province of Santa Cruz, Argentina. It is born at the Sierra de los Baguales, from the confluence of several streams, and descends from the Vizcachas Plain, flowing south until reaching a low-lying marsh area...

External links

Argentina Nuestra Tierra Hidrografia in Spanish

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Longest Rivers

La Plata BasinLa Plata BasinThe Río de la Plata Basin , sometimes called the Platine basin or Platine region, is the name given to the hydrographical area that covers parts of Argentina, Brazil, Bolivia, Paraguay and Uruguay...

Interior basins

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External links

La Plata Basin
La Plata Basin
The Río de la Plata Basin , sometimes called the Platine basin or Platine region, is the name given to the hydrographical area that covers parts of Argentina, Brazil, Bolivia, Paraguay and Uruguay...