The Cârțișoara () is a left tributary of the river Olt in Romania. The source of the Cârțișoara is near Bâlea Lake in the Făgăraș Mountains. It discharges into the Olt in Cârța.Cartisoara / Valea Cartisoarei / Carta (jud. Sibiu), e-calauza.ro Its length is and its basin size is .
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