They added that all operations had been restored and employees were being moved by boats to installations. "There is no loss of production," sources said.
Sources said that ONGC had moved four of its oil rigs that operate off the Andhra coast out of a total of six. It had been moved away from the path of the cyclone earlier this week and are expected to be brought back to their locations in the next two days.
India's eastern coastline is dotted with oil and gas installations. There are three oil refineries and several rigs and offshore platforms that are used to explore and produce oil and gas. While operations at Paradip port in Odisha and Visakhapatnam in Andhra Pradesh were hit and ships were moved out to sea to avoid damage, refineries operated normally.