Project Overview

Preliminary construction activities are underway on the fully contracted Gulf Coast Express Pipeline LLC (GCX) expansion project. The $455 million expansion project (KM-share approximately $161 million) is designed to increase by 570 MMcf/d natural gas deliveries from the Permian Basin to South Texas markets. Subject to all required approvals, the project is expected to be in service in mid-2026. GCX is jointly owned by a subsidiary of KMI, an affiliate of ArcLight Capital Partners, LLC and a subsidiary of Phillips 66. KMI is the operator of GCX.