Qorasuv (also transliterated as Korasuv, Karasu, Kara-Soo, Kara-Sui; Uzbek: Qorasuv / Қорасув; Russian: Карасу) is a town in Qo‘rg‘ontepa District of Andijan Region in eastern Uzbekistan, about 50 km from the district capital of Andijan. The town's name means "black water" in Uzbek (qora - black, suv - water). It lies in the politically volatile and religiously conservative Fergana Valley, along the border with Kyrgyzstan.