New & Upcoming Projects in Petroleum Projects in Tamil Nadu

66 upcoming and ongoing petroleum projects in Tamil Nadu worth ?2.45 lakh crore, with investment, location, project stage and latest status. Last updated 13 Oct 2026.

Projects tracked
66
Total investment
₹2.45 lakh crore
Projects above ₹100 Cr
41
Added in the last 30 days
1

Latest petroleum projects in Tamil Nadu

Showing 1–5 of 66
  1. Pre Project Stage Petrochemicals Updated

    Rs.2000 Million Expansion of Expandable Polystyrene (EPS) Production Capacity Project in Tamil Nadu

    Tamil Nadu From 1000 Million to 4999 Million

    An existing petrochemical manufacturing facility is being expanded to scale up Expandable Polystyrene (EPS) production from 33,000 MTPA to 1,00,000 MTPA. Two new product lines — Specialty Polymer Compounds (50,000 MTPA) and Extruded Polystyrene (10,000 MTPA) — are being added, taking total capacity to 1,60,000 MTPA. The project is a brownfield expansion within the existing plant premises, currently under examination by the Ministry of Environment, Forest and Climate Change for fresh Terms of Reference.

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  2. Pre Project Stage Oil & Gas / Refinery Updated

    Rs.15943 Million offshore drilling expansion project for 5 new development and production wells in Tamil Nadu.

    Tamil Nadu From 5000 Million to 49999 Million

    An expansion project involving offshore drilling of 5 new development and production wells within the existing PY3 Oil Field (CY-05/90/1 Block) in the Cauvery Basin, off the coast of Tamil Nadu. The project aims to raise crude oil output from 10,000 BBL/day to 25,000 BBL/day and add 15 MMSCFD of associated natural gas, utilizing the existing FPSO Svetah Venetia for processing, storage and offloading. The proposal is currently under scrutiny with the Ministry of Environment, Forest and Climate Change for Terms of Reference, with combined Environmental and CRZ clearance to be obtained.

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  3. Under Implementation Oil & Gas / Refinery Updated

    Rs.34000 Million Ennore LNG Terminal Expansion Project in Thiruvallur, Tamil Nadu

    Tamil Nadu From 5000 Million to 49999 Million

    A major LNG terminal expansion is planned at Ennore, Thiruvallur, Tamil Nadu, to double capacity from 5 MMTPA to 10 MMTPA, addressing growing LNG demand in southern India. The project, estimated at ₹34,000 million, supports industries, power, and domestic consumption. Construction is scheduled from January 2025 to July 2030, and environmental clearance is under review.

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  4. Under Implementation Oil & Gas / Refinery Updated

    Rs.2050 Million New Pipeline Laying Project in Chennai, Tamil Nadu

    Tamil Nadu From 1000 Million to 4999 Million

    A new pipeline project is underway in Ennore, Chennai, involving the installation of a 28-inch desalinated water pipeline and a 10-inch reject water pipeline connecting a refinery to a desalination plant. With an estimated cost of Rs. 2,050 million, construction began in January 2024 and is expected to conclude by September 2025 under the EPC model.

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  5. Under Implementation Oil & Gas / Refinery Updated

    Rs.4500 Million Marine Terminal Facility Upgradation Project in Cuddalore, Tamil Nadu

    Tamil Nadu From 1000 Million to 4999 Million

    A Marine Terminal Facility Upgradation Project is planned in Cuddalore, Tamil Nadu, with an estimated cost of Rs. 4,500 million. It includes jetty modifications, additional loading arms, mooring dolphins, dredging, a fire water pump house, pipelines, and a 20 MLD desalination plant. The project is under environmental clearance review, with construction expected to start in August 2025 and finish by July 2027.

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