It rises in the Andes, in the Radal Siete Tazas National Park and flows northwest until the city of Molina.

Then, it flows southwest, crosses below the Panamericana, to the vicinity of the city of Talca to empty into the Maule River.

The invasive plant species Limnobium laevigatum is present in the river.

This Maule Region location article is a stub.

You can help Wikipedia by expanding it.This article related to a river in Chile is a stub.