Chiascio

Water type: River
Basin: Tiber -> Tyrrhenian sea
Continent: Europe
Climate: Subtropical
Country: Italy

The Chiascio is a river of Umbria, central Italy. It is a left tributary of the Tiber. It is 95 km long, and its drainage basin covers 1962 km2. Its largest tributary is the Topino, which covers 60% of its drainage basin.