The Chorniava is a 63 km (39 mi) long left tributary of the river Prut in western Ukraine. Its source is near the village of Zhukotyn, Ukraine. It flows through the villages and towns Zhukiv, Obertyn, Yakivka, Vynohrad, Hvizdets, Balyntsi and Kelykhiv. It discharges into the Prut near the village of Vovchkivtsi.