Comprehensive List of Louisiana Refineries

Louisiana is one of the country’s largest producers of oil and gas. It is the third-largest producer of natural gas in the United States, and many of the state's offshore drilling sites rest just off the southern coast. Louisiana has 15 active refineries, mostly located around Lake Charles and near the Mississippi River. These refineries account for about one-fifth of the country's total refining capacity.

Louisiana Refineries

Below is a list of active Louisiana refineries as of January 2022, along with their operating capacities.

Baton Rouge

  • Baton Rouge Refinery (520,000 barrels per day) – ExxonMobil


Chalmette Refinery (190,000 barrels per day) – Chalmette Refining LLC / PBF Energy

Cotton Valley

  • Cotton Valley Refinery (13,020 barrels per day) – Calumet Lubricants


  • Garyville Refinery (585,000 barrels per day) – Marathon Petroleum Company

Krotz Springs

  • Krotz Springs Refinery (80,000 barrels per day) – Alon USA

Lake Charles

  • Lake Charles Refinery (418,000 barrels per day) – Citgo
  • Lake Charles Refinery (135,500 barrels per day) – Calcasieu


  • Meraux Refinery (125,000 barrels per day) – Valero


  • Norco Manufacturing Complex (236,721 barrels per day) – Shell
  • St. Charles Refinery (215,000 barrels per day) – Valero

Port Allen

  • Port Allen Refinery (75,000 barrels per day) – Placid Refining


  • Princeton Refinery (8,300 barrels per day) – Calumet Lubricants


  • Shreveport Refinery (57,000 barrels per day) – Calumet Lubricants


  • Lake Charles Refinery at Westlake (264,000 barrels per day) – Phillips 66
  • Excel Paralubes - Phillips 66 / Flint Hills Resources 

Accidents at Louisiana Refineries

Louisiana's refineries are an integral part of the entire country's oil and gas industry. If they are poorly maintained or run by organizations that put profits over safety, accidents will happen.

Unfortunately, this has been proven time and again. 

Below are some notable Louisiana plant and refinery accidents that have occurred in the state:

  • July 1976 – 11 workers are killed and dozens injured in an explosion at a Chalmette refinery
  • May 1988 – Explosion at Norco refinery kills 7 workers and injures 48 workers and nearby residents
  • December 1989 – Baton Rouge refinery explosion kills 1 worker and injures several others
  • August 1993 - Baton Rouge refinery explosion kills 2 workers and exposes residents to toxic fumes
  • January 2002 – Worked dies of chemical burns in Garyville refinery
  • March 2007 – 2 workers are injured after a Calumet refinery explodes
  • July 2008 – 3 workers suffer severe steam burns in an accident at ConocoPhillips refinery
  • August 2008 – ExxonMobil refinery fails to shut down before Gustav; 500,000+ lbs of toxins released
  • April 2009 – Contract worker falls to his death at the Marathon refinery in Garyville
  • October 2010 – Hydrogen sulfide leak kills worker at ExxonMobil refinery in Chalmette
  • March 2011 – 1 worker is injured and another is killed in a hydrogen sulfide accident at Norco refinery
  • August 2012 – 60 tons of carbon monoxide and 1 ton of benzene released from the Norco refinery
  • November 2014 – Accident at ExxonMobil refinery in Baton Rouge causes contract worker to lose leg
  • March 2015 - Contract worker is killed at Valero’s St. Charles Refinery in Norco
  • August 2016 - Explosion at refinery in St. James Parish leads to evacuation of 1,400 workers
  • November 2016 - Explosion at Baton Rouge refinery injures 4 workers
  • November 2017 - Fire breaks out at ExxonMobil refinery in Baton Rouge
  • February 2020 - Fire halts production at ExxonMobil refinery in Baton Rouge
  • April 2020 - 1 worker is injured in fire at Valero's Meraux refinery in St. Bernard Parish
  • November 2021 - Fire delays production at Norco refinery after Hurricane Ida shutdown
  • February 2022 - Explosion and fire at Garyville refinery injures at least 6 workers
  • April 2022 - Contract worker dies in accident at Phillips 66 refinery in Westlake
  • October 2022 - 2 workers are injured in fire at Marathon refinery in Garyville, LA
  • January 2023 - Fire breaks out at Chalmette refinery; no one is injured
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