Oil India Limited (OIL) has achieved mechanical completion of the Numaligarh-Siliguri Product Pipeline (NSPL) project as of October 12, 2025. This upgrade will increase the transportation capacity of the pipeline from 1.77 to 5.5 Million Metric Tonnes Per Annum (MMTPA). The pipeline upgrade will support increased product flows from the Numaligarh Refinery and improve energy infrastructure in Northeast India.
Numaligarh-Siliguri Pipeline Completed
Oil India Limited (OIL) has announced the mechanical completion of its Numaligarh-Siliguri Product Pipeline (NSPL) project, marking a significant milestone in enhancing India’s energy security. The completion date was October 12, 2025.
Enhanced Pipeline Capacity
The Numaligarh-Siliguri Product Pipeline (NSPL) project aims to significantly increase the transportation capacity of the existing pipeline. With this upgrade, the pipeline’s capacity will increase from 1.77 Million Metric Tonnes Per Annum (MMTPA) to 5.5 MMTPA. This enhancement strengthens OIL’s midstream infrastructure and facilitates the handling of increased product flows from the Numaligarh Refinery.
Supporting Refinery Expansion
This project complements the Numaligarh Refinery Expansion Project by Numaligarh Refinery Ltd. (NRL). The refinery expansion is projected to increase its capacity from 3.0 MMTPA to 9.0 MMTPA. The pipeline completion underscores OIL’s commitment to enhancing energy infrastructure and contributing to the growing demand for petroleum products in India.
Source: BSE
