Kremenchuk is an industrial city in the Poltava oblast, which is situated on the Dnipro River. Its population was about 230.185 inhabitants in 2006. Economically it is one of the most important sectors for Poltava city. Kremenchuk was supposedly founded in 1571. The name Kremenchuk consists of two words "kremen" – chert (a mineral) because the city is located on a giant chert plate, and "chuk" - from the Ukrainian "chuyu" ("I hear") - a shout of medieval helmsmen in acknowledgement of a warning cry of "Kremen!"