The Calafquén River is located in the Los Ríos Region of southern Chile. It flows from the Calafquén Lake and eventually merges with the Futrono River, contributing to the Valdivia River system. The river is known for its scenic beauty and is surrounded by lush forests and mountains. The Calafquén River is an important waterway for the local ecosystem and supports various species of fish. It also serves recreational purposes, attracting visitors for activities like fishing and kayaking. The river plays a vital role in the region's agriculture and provides water for irrigation.