Texas Chillán River is a river in Ñuble Region in the southern portion of Central Chile. Hydrography of Ñuble RegionRivers Cato Chillán Cobquecura Diguillín Itata Larqui Lonquén Los Sauces Niblinto Ñuble Renegado Perquilauquén Polcura Waterfalls Itata Lakes Avendaño Huemul