Yellowstone is a 1,142km-long onshore pipeline project operated by Phillips 66. This product pipeline, with a maximum diameter of 10 inches, starts at Montana (the US) and ends in Washington (the US).

The Yellowstone project started operations in 1954 and is owned by Phillips 66, Exxon Mobil, and Energy Transfer.

The Yellowstone project is associated with the 1094km Cenex, 550km Seminoe and .

About Phillips 66

Phillips 66 (Phillips 66) is an integrated energy company. It gathers, processes, transports, stores and markets natural gas and petroleum products such as gasoline, diesel, aviation fuel and lubricants. It also transports, fractionates and markets natural gas liquids (NGLs). The company processes crude oil and other feedstock at it refineries and sells in the US and Europe. Phillips 66 manufactures petrochemicals and plastics. It also manufactures and markets specialty lubricants under the Phillips 66, Kendall and Red Line brands. The company has presence in the US, Europe, Asia, the Middle East, and Africa. Phillips 66 is headquartered in Houston, Texas, the US.


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.