Phillips 66, Kinder Morgan, HF Sinclair back USD 5 billion Western Gateway refined products pipeline project

(AWP Alliance News) - Phillips 66, Kinder Morgan, HF Sinclair reached a final investment decision to proceed with the Western Gateway refined-products pipeline system, a 1,300-mile project designed to move 230,000 barrels per day from St. Louis and expanded Gulf Coast origins to Arizona, California. The joint venture sets ownership at 49.9% for Phillips 66, 35.1% for Kinder Morgan, 15% for HF Sinclair.

The project enterprise value is about USD 5 billion, with cash contributions of about USD 2.5 billion, USD 250 million, USD 750 million, respectively. The build includes about 900 miles of new pipeline from Borger, Texas to Phoenix, Arizona, with Kinder Morgan contributing existing SFPP lines to be integrated into the system.

Targeted completion is 2029, subject to permits and regulatory approvals.

https://www.businesswire.com/news/home/20260810331211/en/

Disclaimer: This news brief was created using generative artificial intelligence. Phillips 66 published the original content used to generate this news brief via Business Wire on August 11, 2026, and is solely responsible for the information contained therein.