Where are the major onshore oil fields found in India?
Onshore fields are in Assam/Nagaland, Arunachal Pradesh, Gujarat, and Tamil Nadu/ Andhra Pradesh. Oil India Limited (OIL) and Oil and Natural Gas Commission (ONGC) have the onshore field for crude oil production. Offshore production occurs at Bombay High run by ONGC and Private/Joint Venture companies.