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October 29, 2021updated 01 Aug 2022 1:41pm

Questar, US

By Carmen

Questar is a 3,038km-long onshore pipeline project operated by MountainWest Pipeline. This gas pipeline, with a maximum diameter of 36 inches, starts at Colorado (the US) and ends in Utah (the US).

The Questar project started operations in 1929 and is owned by Southwest Gas Holding.


The Questar project is associated with the 419km Overthrust System.

About MountainWest Pipeline


MountainWest Pipeline LLC (MountainWest Pipeline), formerly Dominion Energy Questar Pipeline, LLC, is a natural gas pipeline company. The company offers interstate natural gas pipeline company that provides transportation and underground storage services in Utah. It offers processing and treatment services, gathering services and LNG services. Dominion Energy’s services include marketing, contracting, nominations, business development, regulatory affairs, operations and hub services. The company operates transportation through its interstate pipeline, which interconnects in Utah, New Mexico, Wyoming, Colorado, Arizona and California regions. It owns and operates the Clay Basin storage facility located on the Wyoming–Utah border. The company serves customers in Utah, southwest Wyoming and southern Idaho. MountainWest Pipeline is headquartered in Salt Lake City, Utah, the US.

Methodology

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.

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