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

Transcontinental (Transco), US

By Carmen

Transcontinental (Transco) is a 13,810km-long onshore pipeline project operated by Transcontinental Gas Pipe Line. This gas pipeline, with a maximum diameter of 48 inches, starts at Pennsylvania (the US) and ends in Texas (the US).

The Transcontinental (Transco) project started operations in 1950 and is owned by The Williams Companies.

The Transcontinental (Transco) project is associated with the 184km Dalton Expansion Project.

About Transcontinental Gas Pipe Line

Transcontinental Gas Pipe Line Corporation (Transco), is a Texas-based natural gas transmission company. The company’s principal activity is to provide natural transmission services throughout the states of Alabama, Georgia, South Carolina, North Carolina, Virginia, Maryland, Pennsylvania and New Jersey to the New York City metropolitan area. Transco operates about 10,300 miles of natural gas pipeline extending from the Gulf of Mexico to New York. The company also operates 45 gas compressor stations, five underground storage fields, and two liquefied natural gas storage facilities. The company provides services basically to the public utilities, municipalities, Public Service Enterprise Group, KeySpan Corporation, and Piedmont Natural Gas Company, which provide services to residential, commercial, industrial and electric generation end-users. Transco is a subsidiary of Williams Gas Pipeline, itself a subsidiary of The Williams Companies. The company is headquartered in Houston in Texas, 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.

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