MPLX LP Sells Rockies Assets for Strategic Growth and Focus on Core Operations
- MPLX LP sells Rockies gathering and processing assets to Harvest Midstream for $1 billion to optimize core operations.
- The divestiture allows MPLX to focus on profitable regions, enhancing operational efficiency and competitive positioning.
- MPLX retains a strategic link through a seven-year commitment for 12,000 barrels per day of natural gas liquids.

MPLX LP Divests Rockies Assets to Propel Strategic Growth
MPLX LP announces its decision to sell its Rockies gathering and processing assets to Harvest Midstream for $1.0 billion. This transaction, which is subject to customary adjustments, encompasses natural gas gathering and transportation pipelines, along with a processing capacity of 1.2 billion cubic feet per day, currently operating at a 52% utilization rate. The deal is expected to finalize in the fourth quarter of 2025, pending regulatory approvals, including those mandated by the Hart-Scott-Rodino Antitrust Improvements Act. This strategic divestiture forms part of MPLX's broader initiative to focus on optimizing its core operations within the Marcellus and Permian basins, which are key areas for the company.
Maryann Mannen, MPLX's President and CEO, underscores the significance of this transaction in enhancing the company’s growth potential. By divesting its Rockies assets, MPLX positions itself to concentrate resources on its most profitable regions, allowing for improved operational efficiency and competitive positioning within the midstream energy sector. The agreement also includes a seven-year commitment where Harvest Midstream will dedicate approximately 12,000 barrels per day of natural gas liquids (NGLs) back to MPLX, starting in 2028. This aspect ensures that while MPLX reduces its portfolio footprint, it still retains a strategic link to the dedicated products from the divested assets.
As a major player in the midstream energy landscape, MPLX operates a diverse portfolio that includes extensive crude oil and refined product pipelines, marine operations, terminals, storage facilities, and processing assets across significant U.S. supply basins. This operational diversity not only enhances MPLX's resilience in the face of market fluctuations but also strengthens its ability to meet the evolving energy demands of the nation. The divestiture reflects a calculated move to align its asset portfolio with strategic growth objectives and streamline operations, ultimately benefiting stakeholders and reinforcing MPLX's position in the industry.
In a parallel development, Harvest Midstream's acquisition of MPLX's assets represents a significant milestone in its growth strategy, aimed at evolving into a leading privately held midstream company in the U.S. This transaction expands Harvest’s operational footprint across the Uinta and Green River basins in Wyoming, Utah, and Colorado, enhancing its capability to deliver essential energy services. CEO Jason C. Rebrook highlights that this acquisition aligns with Harvest's long-term vision of building a scalable and resilient midstream network to meet America's energy needs.
The agreement not only broadens Harvest Midstream’s geographic reach but also improves connectivity across major production basins, setting the stage for future growth through organic and acquisition-driven strategies. This strategic acquisition underscores the ongoing trend in the midstream sector, where companies are increasingly focusing on consolidating their operations to enhance service delivery and operational efficiency.