Williams Companies Gearing Up Northwest Pipeline Evergreen Expansion

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Researched by Industrialinfo.com (Industrial Information Resources, Incorporated; Houston, Texas). The Williams Companies, Incorporated (NYSE:WMB) (Tulsa, Okalahoma) will expand its Northwest Pipeline by adding compressor units at nine separate compressor stations and four new sections of pipeline respectively totaling ninety-three thousand horsepower of compression and twenty-eight miles of thirty-inch diameter pipeline.

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The $240 million Evergreen expansion project will be constructed in two phases. During the first phase, currently under way and with a completion time expected in mid-2003, Williams will add six new Solar Mars turbine-driven compressor units totaling sixty-seven thousand horsepower to stations in the Sumas-Chehalis Corridor. The second phase will entail adding twenty-four thousand horsepower of smaller turbine-driven units to five compressor stations in the Columbia River Gorge Corridor.

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Once completed, the Evergreen expansion project will add an additional 276 mmscfd of natural gas capacity to the Northwest Pipeline system. The Northwest Pipeline system currently has a capacity of 2.9 Bcf/d supplied by 43 existing compressor stations and storage facilities capable of storing 11.43 Bcf.

Williams Companies, Incorporated manages over 28,000 miles of gas pipelines with 165 compressor stations in the U.S. and a total design capacity of 16 Bcf/d. Williams markets a wide base of energy products including natural gas, liquid hydrocarbons, petroleum and electricity.

IIR has been tracking the progress of the Evergreen Expansion Project since June of 2001.