What We Do

Refineries

Processing up to 807,000 barrels a day, our refineries in Lake Charles, Lemont and Corpus Christi combine skilled teams and advanced technology to deliver safe, efficient, high-quality output.

Female CITGO worker
Lake Charles Refinery

Lake Charles Refinery

Our Lake Charles Refinery serves as the cornerstone of our network, expertly processing a diverse range of crude oils. Its prime position on the Calcasieu Ship Channel supports seamless distribution across the Gulf Coast and beyond.

1944Year
established

463KRefining
capacity
Barrels per day (BPD)

2.4KEmployees &
contractors
By the Numbers (2024)

Lemont Refinery

Our Lemont Refinery is purpose-built for heavy crude processing, delivering consistent, high-quality output through reliable operations. Its strategic location near Chicago supports seamless distribution throughout the Midwest.

1926Year
established

177KRefining
capacity
Barrels per day (BPD)

1.1KEmployees &
contractors
By the Numbers (2024)

Male CITGO worker
Lemont Refinery
CITGO worker at top of refinery.
Corpus Christi Refinery

Corpus Christi Refinery

Our Corpus Christi Refinery is a model of responsible energy use, earning multiple ENERGY STAR® certifications for its efficiency. Its prime location near the Port of Corpus Christi supports streamlined distribution to domestic and global markets.

1935Year
established

167KRefining
capacity
Barrels per day (BPD)

1.4KEmployees &
contractors
By the Numbers (2024)

Fractional Distillation

Crude Oil

Crude Oil Graphic

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