The 488km-long, upcoming Mountain Valley Project will be operated by EQM Midstream Partners. This onshore, gas pipeline, with a maximum diameter of 42 inches, will start in West Virginia (the US) and ends in Virginia (the US).

The Mountain Valley Project is expected to commence operations in 2022 and will be owned by EQT , NextEra Energy , Consolidated Edison , AltaGas , and RGC Resources .

During the period 2021-2025, the Mountain Valley Project is expected to witness an estimated capex of $1,860m.

Contractors involved in the Mountain Valley Project:

Some of the key contractors for the Mountain Valley Project include –

Main EPC: MasTec , Quanta Services , US Trinity Energy Services.

About EQM Midstream Partners

EQM Midstream Partners LP (EQM Midstream) is a limited partnership formed by EQT Corporation, which owns, operates, acquires and develops midstream assets in the Appalachian Basin. It provides midstream services to EQT Corporation and third-party companies, across 24 counties in Pennsylvania and West Virginia, through its transmission and storage, and gathering systems. The company owns 950 miles of federal energy regulatory commission (FERC)-regulated interstate pipelines, and also owns more than 1,500 miles of FERC-regulated, low-pressure gathering lines. EQT Midstream is headquartered in Pittsburgh, Pennsylvania, 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.