Austrian utility OMV says supplies from Russia’s state-owned natural gas company Gazprom stopped early Saturday after the company said it would stop payments for the gas following an arbitration award.

Russian gas giant Gazprom continued to pump steady volumes of gas to Europe via Ukraine on Saturday, but supplies to Austrian energy company OMV were halted hours after Vienna said Russia had given notice it would cut off flows.

STORY: Russia has informed Austria that it will cut off gas deliveries via Ukraine on Saturday.That's according to Austria’s chancellor, Karl Nehammer, who said his country was ready with an alternative supply.