Three Rivers is a small, medium complexity refinery located 70 miles south of San Antonio in Three Rivers, Texas in the US.
The refinery is 100% owned and operated by Valero.
The refinery primarily processes local light sweet crude from the Eagle Ford basin, but is also able to import foreign crude through Corpus Christi.
Products from the refinery are primarily distributed through terminals around San Antonio.
Complexity: 13.0
Atmospheric distillation - 97 kbpd
Vacuum distillation - 35 kbpd
Solvent deasphalting - 11 kbpd - Kellogg ROSE technology. 2-stage unit. nC4 solvent. Includes ROSEMAX separtor internals. Converted from DEMEX unit. Produces FCC feed and heavy fuel oil.
FCC - 25 kbpd
Hydrocracker - 30 kbpd
Reformer - 24 kbpd - Continuous
Reformer - 11 kbpd - Semiregen
Naphtha hydrotreater - 24 kbpd
Kerosene hydrotreater - 10 kbpd
Distillate hydrotreater - 25 kbpd
VGO hydrotreater - 20 kbpd
Alkylation - 7 kbpd - HF acid
C4 Isomerization - 3 kbpd
Aromatics extraction - 101 kbpd
Base oil plant - 2 kpd
Sulfur plant - 224 t/d
Land - 400 acres
Employees - 305
1974 - Built by Sigmor
1978 - Reformer added
1979 - Vacuum added
1981 - FCC and alkylation added
1983 - DEMEX unit added (7 kbpd) - UOP technology.
1984 - Acquired by Diamond Shamrock
1990 - Crude expansion
1991 - CCR reformer added
1993 - Hydrocracker added
1995 - Gasoil hydrotreater added
1996 - Hydrogen plant and BTX added
1999 - DEMEX converted to ROSE unit
2002 - Acquired by Valero
2006 - Kerosene hydrotreater added
2008 - Hydrogen plant shut down