Garyville is a very large, high conversion refinery located on the Mississippi River between New Orleans and Baton Rouge in Garyville, Louisiana in the US.
The refinery is 100% owned and operated by Marathon Petroleum.
The refinery processes primarily heavy sour crude oil that it imports through LOOP.
Complexity: 11.8
Atmospheric distillation - 608 kbpd
Vacuum distillation - 301 kbpd
Coker - 103 kbpd
Solvent deasphalting - 38 kbpd - Kerr McGee ROSE technology. 2-stage unit. Uses iC4/nC4 or nC5 solvent. Produces FCC feed and heavy fuel oil.
FCC - 146 kbpd
Hydrocracker - 130 kbpd
Reformer - 137 kbpd - Continuous
Naphtha hydrotreater - 119 kbpd
Kerosene hydrotreater - 85 kbpd
Distillate hydrotreater - 181 kbpd
VGO hydrotreater - 106 kbpd
FCC gasoline hydrotreater - 117 kbpd
Alkylation - 38 kbpd - HF acid
C4 Isomerization - 23 kbpd
C5/C6 Isomerization - 26.5 kbpd
Asphalt plant - 33 kpd
Pet coke - 33 kbpd
Sulfur plant - 1476 t/d
Land - 3500 acres
Employees - 940
1976 - Built by ECOL
1976 - Acquired by Marathon
1989 - ROSE unit added
1998 - Marathon and Ashland merge operations as Marathon Ashland
2005 - Marathon acquires full control
2009 - Major expansion adds distillation (180 kbpd), coker (44kbpd), gasoil hydrocracker (70 kbpd), reformer (65 kbpd - CCR platformer), naphtha hydrotreater (40 kbpd), kerosene hydrotreater (47 kbpd), 2 sulfur units (225 t/d each) and a sat gas plant (9.5 kbpd). Total investment of $3.2B.
2011 - Downstream business separated as Marathon Petroleum
2018 - FCC revamp to increase production of olefins for alkylation feed. Not increase in throughput. $140MM project.
2020 - Expansion of coker (10 kbpd) by adding large coke drums. $207MM project.