Oil & Natural Gas Corporation has made a huge gas find in the Krishna Godavari Basin (KG-DWN-98/2 Block), with initial estimates suggesting reserves of about 21 tcf.

ONGC holds 90 per cent operating interest in the KG basin block and Cairn India acquired has 10 per cent. The test reports of the first well (UD-1) in the KG basin confirmed a 30m gas pay zone at a depth of 5,300m. The reserve size may increase further as seismic studies of the well indicate presence of another 80 metre gas pay zone at a depth of 6,450 metres.

ONGC officials said that by present indications, the company will be able to supply 50 mcmd (million cubic meters per day) of gas, more than half of 90 mcmd present consumption, from the identified as UD-1 in block KG/DWN/98/2 acquired from Cairn energy 150 km off the Andhra coast.

The company are expecting to drill the residual targets and test the results by early-2007.

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ONGC to look into oil deposits off Sunderbans (02-Jan-06)