New Delhi, State-owned Oil and Natural Gas Corporation (ONGC) on Saturday commenced drilling its first deepwater exploratory well in the Mahanadi offshore basin, marking the start of an ambitious campaign to tap India's deep and ultra-deepwater hydrocarbon resources.
ONGC spudded exploratory well, MN-DW18-1-H-D under the government's Samudra Manthan mission, the firm said in a statement.
