Bongaigaon Refinery is an oil refinery and petrochemical complex located at Bongaigaon in Assam.

The Bongaigaon Refinery is the eighth largest refinery of IndianOil.

Bongaigaon refinery is situated at Dhaligaon in Chirang district of Assam, 200 km west of Guwahati.

It two Crude Distillation Units (CDU), two Delayed Coker Units (DCU) and a Coke Calcination Unit (CCU) with a processing capacity of 2.35 MMTPA of crude oil

Presently the refinery produces a wide range of petroleum products namely LPG, Naphtha, MS, SKO, HSD, LDO, LSHS, LVFO, RPC, CPC, Needle coke and solvents (Petrosol and Bonmex-II) by processing Assam Crude and Ravva Crude (from the Ravva oil fields of Krishna Godavari Basin).

Bongaigaon refinery has also undertaken special endeavours towards environment protection and conservation.

The refinery has developed an ecological park and a pond surrounding it containing 65,000 cubic meter of water, through which the storm water drains of the plant are routed for final discharge.

The first CDU with a capacity of 1 MMTPA was commissioned in the year 1979. The capacity was further increased to 1.35 MMTPA in 1986. An LPG Bottling Plant with a capacity of 44,000 MTPA was also commissioned in the year 2003.

Contact-

Bongaigaon Refinery
P.O. Dhaligaon
Dist. Chirang, Assam - 783 385