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Digboi Oil Refinery

Digboi is located in the 23rd administrative district of Assam which is Tinsukia. Digboi consists of a very important part of the entire Tinsukia district since it comprises of a very important part of Tinsukia’s economical and industrial development.

Digboi Refinery

About Digboi Refinery

The Digboi refinery is the oldest refinery in India and is Asia’s first oil refinery. It was first commissioned in the year 1901 and then became a part of the Indian Oil in the year 1981. Initially, it was a part of the Assam Oil company and then only in the later part did it become a part of the Indian Oil company. 1889: W.L. Lake of Assam Railway and Trading Co. (AR & T Co) started Digboi Well No-1 Lake used to urge his men “Dig boy, dig” and hence the name “Digboi”

Since its inception in 1901, the capacity of the refinery was 0.5 MMTPA but then gradually it has been enhanced to 0.62 MMTPA. The production of Digboi refinery is excellent quality wax, heavy ends and distillates from the Assam oil fields. The refinery is presently the producer of MS and HSD complying BS – III grade. In the year 2013, Digboi refinery processed a total of 0.66 million tons of crude oil whereas in the year 2012 it had processed 0.62 million tones.

Production in Digboi Refinery

Digboi RefinerySince its inception, a lot of development has taken place in the refinery. Starting from production of more efficient products to increasing the number of production units, Digboi refinery has undergone various changes. In the year 1999, a new delayed coking unit was started. In the year 2003 again, a new solvent de-waxing section for increasing production of microcrystalline wax was set-up and commissioned as well. In the same year, another hydrogen plant and hydrotreater was commissioned in order to improve the quality of diesel. 

A new terminal with state of the art facility was also constructed in recent times and has been responsibly completed in time. The Digboi oil refinery is an ISO-9001, ISO-14001 and OHSAS accredited. Its laboratory is accredited as well and follows TPM.

With developed technology and proper infrastructure, higher standards of excellence have been aimed to be attained by the Assam Oil division. With its existence of over a 100 years, and a resource that is ready to face hurdles and challenges and yet reach its destination, Digboi Oil refinery has been giving tremendous results with its fruitful projects and activities.

How To Reach

By Air : The nearest airport from Digboi is the Mohanbari Airport. The distance from airport is around 65 km and can easily be covered by taxi. Mohanbari Airport has regular flights to Guwahati and also to other major places within the country, like Delhi, Mumbai and Bangalore. Airlines like the Air India, Indian Airlines and Kingfisher conduct flights to and from the city, on a regular basis.

By Rail : The nearest railway station from Digboi  with is located at the distance of 40 km from the town. Regular trains from Guwahati also connect to this place. There are also two major express trains connecting Tinsukia to Delhi (Rajdhani and Brahmaputra Mail).

By Road : The ASTC (Assam State Transport Corporation), operating all through Assam, provides a wide range of A/C and non A/C buses. There are even special mini buses for traveling to the hilly areas.

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