Oil and Natural Gas Corporation Limited is mainly engaged in the oil exploration and production activities. It has two segments: exploration and production, refining. During the fiscal year ended March 31, 2009 (fiscal 2009), the Company accreted 284.81 million metric tons of oil equivalent (MTOE) of Initial In-place volume of hydrocarbons, with 28 discoveries (oil-17 and gas-11) spread across the Indian sedimentary basins. The Company, along with its domestic joint ventures and ONGC Videsh Limited (OVLs) share in overseas assets, registered 61.23 MTOE of oil and oil-equivalent gas (O+OEG) production. Domestic O+OEG production, including ONGC’s share in joint ventures, has been 52.45 MTOE. O+OEG production from overseas assets was maintained at 8.78 MTOE. It holds 30% participative interest in RJ-ON-90/1 pre-NELP block operated by M/s Cairn Energy India Pty. Ltd.