| Selected State/Company/Basin-wise Number of Oil and Gas Fields in India (As on 31.03.2018) | |||||
| (In Number) | |||||
| States | Basin | Oil Fields | Gas Fields | Oil and Gas Field | Total Fields |
| Oil and Natural Gas Corporation Ltd. (Nomination) | |||||
| Gujarat | |||||
| Assam | |||||
| Rajasthan | |||||
| Andhra Pradesh | |||||
| Tamil Nadu | |||||
| Tripura | |||||
| Nagaland | |||||
| Madhya Pradesh | |||||
| Total Onshore | |||||
| East Coast | |||||
| West Coast | |||||
| Total Offshore | |||||
| Total (A) | |||||
| Oil India Ltd. (Nomination) | |||||
| Assam | |||||
| Arunachal Pradesh | |||||
| Rajasthan | |||||
| Total (B) | |||||
| PSC Regime | |||||
| Andhra Pradesh | |||||
| Arunachal Pradesh | |||||
| Assam | |||||
| Gujarat | |||||
| Madhya Pradesh* | |||||
| Jharkhand* | |||||
| Rajasthan | |||||
| Tamil Nadu | |||||
| West Bengal* | |||||
| Total Onshore+CBM | |||||
| East Coast | |||||
| West Coast | |||||
| Total Offshore | |||||
| Total (C) | |||||
| Grand Total (A+B+C) | |||||
