Valero Energy operates the Houston I refinery, which is located in Texas, the US. It is a non integrated refinery owned by Valero Energy . The refinery, which started operations in 1942, has an NCI of 8.

Key processes of the refinery

Crude Distillation Unit (mbd): 255
Vacuum Distillation (mbd): 38
Catalytic Cracker (mbd): 75
Hydrocracker (mbd): 72
Reformer (mbd): 12
Hydrotreater (mbd): 59
Alkylation (mbd): 26

The capacity of the refinery is expected to remain the same as 255mbd by 2030.

Maintenance activities at Houston I refinery

The Houston I refinery witnessed three incidents during the period 2015-2020.

About Valero Energy

Valero Energy Corp (Valero) is a downstream company that produces and markets transportation fuels and petrochemical products. Its assets include petroleum refineries, ethanol plants, and renewable diesel production from a joint venture. Its refineries produce gasoline, diesel, low-sulfur diesel, ultra-low-sulfur diesel, distillates, asphalt, jet fuel, petrochemicals, lubricants, and other refined products. It markets the refined products on a wholesale basis in the US, the UK, Canada, and Ireland through bulk and rack marketing networks and its branded outlets operated by partners. The company also offers dry distillers grains (DDGs), ethanol and corn oil essentially to gasoline blenders and refiners. Valero is headquartered in San Antonio, Texas, the US.


Information on the refinery is sourced from GlobalData’s refinery database that provides detailed information on all active and upcoming, crude oil refineries and heavy oil upgraders globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.