Valero Port Arthur Refinery

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Summary Information

Brief Description

  • One of the largest and most complex refineries in the USA

Refining Units

  • CDU
  • VDU
  • Delayed coker - 95,000 bbl/day
  • Hydrocracker
  • Alkylation unit

Terminal Capacity

  • Crude Oil:
  • Refined Products:

Crude Supply

  • Has ability to process 100 percent sour crude oil, of which up to 80 percent can be heavy sour crude oil
  • Under a long-term crude oil supply agreement the company purchases Maya Crude Oil from Pemex

Products Produced

  • Conventional, premium and reformulated gasoline before oxygenate blending, as well as diesel, jet fuel, petrochemicals, petroleum coke and sulfur


Other Information


  • 1901 - Refinery commissioned
  • 2000 - Delayed coker constructed
  • 2005 - Premcor signs agreement with Air Products for supply of hydrogen
  • 2005 - One of four refineries acquired in the purchase of Premcor
  • 2006 - Expansion project increased throughput capacity from 250,000 bpd to approximately 310,000 bpd, and expanded the coker unit capacity from 80,000 bpd to 105,000 bpd
  • 2008 - Fluor awarded engineering, procurement, construction and construction management services contract for refinery upgrade
  • 2012 - Refinery expansion project completed


  1. Refinery Webpage
  2. Foster Wheeler Delayed Cokers
  3. Technip awarded a flare gas recovery contract in the United States
  4. Technip awarded EPCM contract for a major expansion of Valero's refinery in the United States
  5. Valero to Acquire Premcor in $8 Billion Transaction
  6. Air Products To Construct Second Integrated Hydrogen And Cogeneration Plant At Port Arthur, Texas To Supply Premcor