The El Paso refinery is comprised of two integrated sites (North and South) that together form a medium sized, medium complexity refinery located in El Paso, Texas in the US.
The refinery is 100% owned and operated by Marathon.
The refinery processes light, sweet crude from the Permian Basin and from New Mexico that it receives by pipeline.
Products are primarily distributed in the local market.
Complexity: 8.3
Atmospheric distillation - 140 kbpd
Vacuum distillation - 56 kbpd
FCC - 35 kbpd
Reformer - 28 kbpd - Continuous
Naphtha hydrotreater - 31 kbpd
Kerosene hydrotreater - 10 kbpd
Distillate hydrotreater - 49 kbpd
FCC gasoline hydrotreater - 35 kbpd
Alkylation - 13 kbpd - Sulfuric acid - Acid regen and acid gas/sulfur recovery provided onsite by Veolia Borderland plant
C4 Isomerization - 5 kbpd
Hydrogen production - 10 MMscfd
Asphalt plant - 4 kpd
Land - 555 acres
Employees - 473
1928 - North site built by Standard Oil of Calfornia
1931 - South site built by The Texas Company
1972 - North site added reformer, naphtha hydrotreater and sulfur plant
1992 - South site Acquired by Western
1993 - Sites combine operations under Chevron
1997 - Coker shut down (2.4 kbpd)
2003 - North site acquired by Western
2007 - Hydrogen plant added
2011 - FCC gasoline hydrotreater added
2017 - Western acquired by Tesoro
2017 - Name changed to Andeavor
2018 - Andeavor merged into Marathon Petroleum