Gray Oak is a 1,368km-long onshore pipeline project operated by Phillips 66 Pipeline. This oil pipeline, with a maximum diameter of 30 inches, starts at Texas (the US) and ends in Texas (the US).

The Gray Oak project started operations in 2019 and is owned by Phillips 66, Marathon Petroleum, Enbridge, and Diamondback Energy.


Information on the pipeline is sourced from GlobalData’s Oil & Gas Pipelines database that provides detailed information on all active and upcoming, crude oil, natural gas, petroleum products and Natural Gas Liquids (NGL) trunk pipelines globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.