Par Pacific owns the largest operating refinery in Hawaii which has a 94,000-bpd capacity, this distributes to 90 proprietary and additional independent retail locations under the Hele and 76 brands.

In Wyoming, Par Pacific owns a refinery and pipelines which bring crude oil and distributes refined products.

Par Pacific also owns 42.3% of Laramie Energy, LLC which has natural gas operations and assets concentrated in the Piceance Basin in Western Colorado.

In January 2024, Par Pacific's refineries in Washington and Wyoming received ENERGY STAR certification from the Environmental Protection Agency (EPA).

[18] Following the 8 March 2022 announcement by President Biden of a ban of Russian oil, liquified natural gas, and coal imported into the United States due to the invasion of Ukraine, Par Pacific announced that it would obtain non-Russian sources for its West Oahu oil refinery.