# List of oil refineries in India

After discovery of oil in the Assam state of India in late 1880s, the first oil refinery was set up at Digboi. Digboi Refinery was commissioned in 1901. Following is a list of oil refineries in India, per the Petroleum Planning and Analysis Cell of the Ministry of Petroleum and Natural Gas, Government of India, arranged in decreasing order of their capacity.
As a group, Indian Oil Corporation has the largest refining capacity, with nine refineries located across western, northern and north-eastern regions of India. The Jamnagar Refinery by Reliance Industries Limited is the largest refinery in the world and has the largest Nelson Complexity Index in India of 21.1. Various refineries are undergoing capacity expansions, and the Barmer Refinery was expected to be commissioned in January 2024.

## List

| No. | Refinery | Owner | Sector | State | Location | Commissioned | Capacity (10$^6$ tonnes/y) | Nelson Complexity Index |
| 1 | Jamnagar Refinery | Reliance Industries | Private | Gujarat | Jamnagar (SEZ) | 14 July 1999 | 35.4 | 21.1 |
| 2 | Jamnagar Refinery (for domestic market) | Reliance Industries | Private | Gujarat | Jamnagar | 14 July 1999 | 33 | 21.1 |
| 3 | Vadinar Refinery | Nayara Energy | Private | Gujarat | Vadinar | 1 May 2008 | 20 | 12.8 |
| 4 | Kochi Refinery | Bharat Petroleum | Public | Kerala | Kochi | 27 April 1963 | 15.5 | 10.8 |
| 5 | Mangalore Refinery | ONGC | Public | Karnataka | Mangalore | 7 March 1988 | 15 | 10.6 |
| 6 | Paradip Refinery | Indian Oil | Public | Odisha | Paradip | 7 February 2016 | 15 | 12.2 |
| 7 | Panipat Refinery | Indian Oil | Public | Haryana | Panipat | July 1998 | 15 (capacity expanding to 25) | 10.5 |
| 8 | Gujarat Refinery | Indian Oil | Public | Gujarat | Vadodara | 11 October 1965 | 13.7 (capacity expanding to 18) | 10.0 |
| 9 | Mumbai Refinery | Bharat Petroleum | Public | Maharashtra | Mumbai | January 1955 | 12 | 5.6 |
| 10 | Guru Gobind Singh Refinery | HPCL-Mittal Energy Limited | Joint venture | Punjab | Bathinda | May 1955 | 11.3 | 12.6 |
| 11 | Manali Refinery | CPCL | Public | Tamil Nadu | Chennai | 27 September 1969 | 10.5 | 9.5 |
| 12 | Visakhapatnam Refinery | Hindustan Petroleum | Public | Andhra Pradesh | Visakhapatnam | 1957 | 8.3 (capacity expanding to 15) | 7.8 |
| 13 | Mathura Refinery | Indian Oil | Public | Uttar Pradesh | Mathura | 19 January 1982 | 8 | 8.4 |
| 14 | Haldia Refinery | Indian Oil | Public | West Bengal | Haldia | 1 January 1975 | 8 | 10.4 |
| 15 | Bina Refinery | Bharat Petroleum (earlier a JV of BPCL & Oman Oil Company.) | Public | Madhya Pradesh | Bina | 11 May 2011 | 7.8 | 11.58 |
| 16 | Mumbai Refinery | Hindustan Petroleum | Public | Maharashtra | Mumbai | 1954 | 9.5 | 10.4 |
| 17 | Barauni Refinery | Indian Oil | Public | Bihar | Barauni | July 1964 | 6 (capacity expanding to 9) | 7.8 |
| 18 | Numaligarh Refinery | Oil IndiaGovernment of Assam | Public | Assam | Numaligarh | 1 October 2000 | 3 (capacity expanding to 9 | 9.6 |
| 19 | Bongaigaon Refinery | Indian Oil | Public | Assam | Bongaigaon | 20 February 1974 | 2.35 | 8.2 |
| 20 | Guwahati Refinery | Indian Oil | Public | Assam | Guwahati | 1 January 1962 | 1 | 6.7 |
| 21 | Nagapattnam Refinery | CPCL | Public | Tamil Nadu | Nagapattinam | November 1993 | 1 (capacity expanding to 9) | 7.9 |
| 22 | Digboi Refinery | Indian Oil | Public | Assam | Digboi | 11 December 1901 | 0.65 (capacity expanding to 1) | 11 |

## Upcoming refineries

| No. | Refinery | Oil company | Sector | State | Location | Capacity (10$^6$ tonnes/y) | Stage |
| 1 | Pachpadra Refinery | HPCL Rajasthan Refinery Limited (HRRL) | Joint venture of public sector | Rajasthan | Balotra | 9 | Expected to commission in January 2024. |
| 2 | Ratnagiri Refinery | Ratnagiri Refinery And Petrochemicals Limited (RRPCL) | Joint venture of public sector | Maharashtra | Not finalized | 60 | Planning stage. |
| 3 | Vidarbha Refinery | | | Maharashtra | Not finalized | | Planning stage. |
| 4 | Bargarh Refinery | Bharat Petroleum | | Odisha | Bargarh | | BPCL's 2G bio-refinery in Bargarh, Odisha, would provide momentum to India's green and sustainable growth. |
| 5 | BPCL Andhra Refinery | Bharat Petroleum | | Andhra Pradesh | Ramayapatnam | 9 | |

## Location map

* Public sector
* Private sector
* Joint venture
* Upcoming