The Puelo River has its origin in Lake Puelo in

Argentine Argentines (mistakenly translated Argentineans in the past; in Spanish (masculine) or (feminine)) are people identified with the country of Argentina. This connection may be residential, legal, historical or cultural. For most Argentines, s ...

, and flows north-west through the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

into

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...

and the

Reloncaví Estuary Reloncaví Estuary (Spanish: Esturario de Reloncaví, archaic: Sin Fondo) is a fjord off Reloncaví Sound, located in the Los Lagos Region of Chile. Several National Parks and Wilderness Areas are situated in the vicinity of this fjord. Among t ...

of the

Reloncaví Sound Reloncaví Sound or ''Seno de Reloncaví'' is a body of water immediately south of Puerto Montt, a port city in the Los Lagos Region of Chile. It is the place where the Chilean Central Valley meets the Pacific Ocean. The Calbuco Archipelago com ...

at the northern end of the

Gulf of Ancud 250px, Map of the Sea of Chiloé and nearby roads. The Gulf of Ancud is seen in the centre of the upper half. Gulf of Ancud ( es, Golfo de Ancud) is a large body of water separating the Chiloé Island from the mainland of Chile. It is located nort ...

Course

Just downstream from its source in

Puelo Lake Lake Puelo ( es, Lago Puelo) is a lake located in the northern part of Chubut Province, in Argentine Patagonia. Of fluvial-glacial origin, its deepest point is 180 meters. The narrow L-shaped lake is surrounded by Lago Puelo National Park. The ...

, the river enters Inferior Lake. After leaving the lake, the river flows in a generally northwesterly direction, receiving the waters of a chain of lakes, the largest being Azul and Las Rocas. It also receives the waters of Ventisquero and Traidor rivers. A part of the northernmost border of Pumalín Park approximately parallels the course of the Ventisquero River. Traidor River rises in

Hornopirén National Park Hornopirén National Park () is located in the Andes, in the Palena Province of Chile's Los Lagos Region, also known as Region X. The park contains of rugged mountains and unspoiled Valdivian temperate rain forests. This national park borders t ...

. A large northern tributary of the Puelo, the Manso, has its sources in

Mascardi Lake Mascardi Lake ( es, Lago Mascardi, ) is in the lake region of northern Patagonia in Río Negro Province of Argentina. The lake is near the resort city of Bariloche and is within the Nahuel Huapi National Park. The lake, of glacial origin, is named ...

and other lakes and streams south-east of the Cerro

Tronador Tronador ( es, Cerro Tronador) is an extinct stratovolcano in the southern Andes, located along the border between Argentina and Chile, near the Argentine city of Bariloche. The mountain was named ''Tronador'' (Spanish for "Thunderer") by locals ...

, also in Argentina, and flows south-west through the Andes to unite with the Puelo a few kilometers west of the 72nd meridian. Puelo river's lower course is impeded in such a manner as to form three small lakes, called Superior, Inferior and the Tagua Tagua Lake.

References

Puelo River The Puelo River has its origin in Lake Puelo in Argentine, and flows north-west through the Andes into Chile and the Reloncaví Estuary of the Reloncaví Sound at the northern end of the Gulf of Ancud. Course Just downstream from its source in ...

Rivers of Los Lagos Region Rivers of Chubut Province International rivers of South America {{Chile-river-stub