Valero Energy operates the Pembroke refinery, which is located in Wales, the UK. It is a non integrated refinery owned by Valero Energy. The refinery, which started operations in 1964, has an NCI of 10.1.

Key processes of the refinery

Crude Distillation Unit (mbd): 270
Vacuum Distillation (mbd): 108
Catalytic Cracker (mbd): 96
Reformer (mbd): 32
Hydrotreater (mbd): 80
Alkylation (mbd): 10
Isomerization (mbd): 36

The capacity of the refinery is expected to remain the same as 270mbd by 2030.

During the period 2021-2025, the Pembroke refinery is expected to witness an estimated capex of $25.5m.

Maintenance activities at Pembroke refinery

The Pembroke refinery witnessed two 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.