Barrels refined every day by the top 15 sites
Global Infrastructure · 2025 Edition
World’s Largest Refineries
A snapshot of the mega complexes that keep global supply chains moving. These facilities combine cutting-edge conversion technology, deep-water logistics, and relentless optimisation to deliver reliable fuels and feedstocks.
Asia, Middle East, Americas & Europe
Continuous debottlenecking & green retrofits
Field notes
What differentiates these complexes?
- Mega refineries thrive near deep-water ports, enabling flexibility between domestic and export markets.
- Asian refiners lead in petrochemical integration, while Gulf Coast sites focus on heavy-crude conversion.
- New energy mandates are pushing every complex to invest in carbon capture, hydrogen, and efficiency upgrades.
Capacity leaderboard
Top 15 refineries by throughput
Capacities shown in barrels per day. Figures represent nameplate capability and may vary with maintenance or crude slate.
| # | Facility | Location | Capacity (bpd) |
|---|---|---|---|
| 01 | Jamnagar Refinery (Reliance Industries Ltd.) | Jamnagar, Gujarat, India | 1,240,000 |
| 02 | Paraguana Refinery Complex (PDVSA) | Paraguana, Falcon, Venezuela | 940,000 |
| 03 | SK Energy Ulsan Refinery (SK Energy) | Ulsan, South Korea | 850,000 |
| 04 | Ruwais Refinery (ADNOC Refining) | Ruwais, UAE | 817,000 |
| 05 | GS Caltex Yeosu Refinery (GS Caltex) | Yeosu, South Korea | 730,000 |
| 06 | S-Oil Onsan Refinery (S-Oil) | Ulsan, South Korea | 670,000 |
| 07 | ExxonMobil Refinery | Jurong, Singapore | 605,000 |
| 08 | Port Arthur Refinery (Motiva Enterprises) | Port Arthur, Texas, USA | 600,250 |
| 09 | Baytown Refinery (ExxonMobil) | Baytown, Texas, USA | 560,500 |
| 10 | Ras Tanura Refinery (Saudi Aramco) | Ras Tanura, Saudi Arabia | 550,000 |
| 11 | Garyville Refinery (Marathon Petroleum) | Garyville, Louisiana, USA | 539,000 |
| 12 | Baton Rouge Refinery (ExxonMobil) | Baton Rouge, Louisiana, USA | 502,500 |
| 13 | Abadan Refinery (NIOC) | Abadan, Iran | 450,000 |
| 14 | SAMREF (Aramco Mobil Refinery) | Yanbu, Saudi Arabia | 405,000 |
| 15 | Shell Pernis (Royal Dutch Shell) | Rotterdam, The Netherlands | 416,000 |