Gas supply to Georgia and Armenia was cut off on Sunday because of explosions at gas-main pipelines, informed press-service of Russian Emergency Ministry. By refined data, the explosions occurred at "North Caucasus-Transcaucasia" and "Mozdok-Tbilisi" pipelines on Sunday, at 02:52 and 03:15 by Moscow time, correspondingly. "Gas supply to Georgia and Armenia is shut down. The cause of explosions is being established", - informed Russian Emergency Ministry. There are no victims and injured. Explosion at one of "North Caucasus-Trancaucasia" pipeline branch of 1200 mm in diameter took place 30 km south from Vladicaucas near custom-house Verkhnii Lars. Explosion with ignition took place on branch of reserve gas-main pipeline "Mozdok-Tbilisi" of 700 mm in diameter.