Cenovus Energy operates the Toledo I coking refinery, which is located in Ohio, the US. According to GlobalData, who tracks and profiles more than 1,400 refineries worldwide, it is a non integrated coking owned by Cenovus Energy. The refinery started operations in 1919 and has a Nelson Complexity Index (NCI) of 11. Buy the profile here.

Key refinery processes

Crude Distillation Unit (mbd): 160
Vacuum Distillation (mbd): 72
Coking (mbd): 36
Catalytic Cracker (mbd): 56
Hydrocracker (mbd): 32
Reformer (mbd): 42
Hydrotreater (mbd): 114
Alkylation (mbd): 12

The capacity of the Toledo I refinery is expected to remain the same as 160mbd by 2030.

Maintenance activities at Toledo I coking refinery

The Toledo I refinery coking witnessed four incidents during the period 2017-2022.

About Cenovus Energy

Cenovus Energy Inc (Cenovus) is an integrated energy company, which explores for, develops, produces, and markets crude oil, natural gas liquids (NGLs) and natural gas. It focuses on the reserves of conventional assets and oil sands in the Athabasca region of northeastern Alberta and British Columbia. The oil sands assets of Cenovus include producing fields such as Foster Creek, Christina Lake, Narrows Lake, and other fields under development. The company also has deep basin assets in Elmworth-Wapiti, Kaybob-Edson, and Clearwater operating areas. It also conducts marketing and owns interests in refineries such as Wood River in Illinois and Borger in Texas, the US. Cenovus is headquartered in Calgary, Alberta, Canada.

For more details on the Toledo I coking 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.