Selected State-wise Achievements of Geological Survey (ONGC and OIL) in India (As on 31.03.2017) | |||
(In Nos.) | |||
States | ONGC | OIL | Total Geological Surveys |
Arunachal Pradesh | |||
Assam | |||
Manipur | |||
Meghalaya | |||
Mizoram | |||
Nagaland | |||
Sikkim | |||
Tripura | |||
North East States | |||
India |