United Refining operates the Warren cracking refinery, which is located in Pennsylvania, the US. According to GlobalData, who tracks and profiles more than 1,400 refineries worldwide, it is a non integrated cracking owned by Red Apple Group. The refinery started operations in 1902 and has a Nelson Complexity Index (NCI) of 10.69. Buy the profile here.

Key refinery processes

Crude Distillation Unit (mbd): 70
Vacuum Distillation (mbd): 40
Catalytic Cracker (mbd): 26
Reformer (mbd): 14
Hydrotreater (mbd): 53
Alkylation (mbd): 5
Isomerization (mbd): 9

The capacity of the Warren refinery is expected to remain the same as 70mbd by 2030.

Maintenance activities at Warren cracking refinery

The Warren refinery cracking witnessed one incidents during the period 2017-2022.

About United Refining

United Refining Company is an independent refiner and marketer of petroleum products. The company is headquartered in Warren, Pennsylvania, the US

For more details on the Warren cracking refinery, buy the profile here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.