South Stream, which is due to become operational in 2015, will bring up to 63b cubic metres of Russian gas annually to Bulgaria, Serbia, Hungary, Slovenia, Austria and Italy in one leg, and to Croatia, Macedonia, Greece and Turkey in a second one.
Južni tok, koji bi trebalo da bude stavljen u funkciju 2015, prevoziće i do 63 milijardi kubnih metara ruskog gasa svake godine u Bugarsku, Srbiju, Mađarsku, Sloveniju, Austriju i Italiju jednim krakom, dok će drugim krakom stizati gas u Hrvatsku, Makedoniju, Grčku i Tursku.