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U.S. Department of Energy
Office of Scientific and Technical Information

Alaskan natural gas transportation systems. A report to the Congress, pursuant to Public Law 92-153

Technical Report ·
OSTI ID:7358896
In response to the Trans-Alaskan Oil Pipeline Authorization Act, hypothetical transportation systems from the North Slope of Alaska to the lower 48 states were studied in order to evaluate two competing applications. One proposal is a trans-Canadian pipeline system for natural gas and the other a pipeline/cryogenic system using tankers to transport liquified gas (LNG). Feasibility was limited to economic and technological considerations. The trans-Canada system, proposed by the Arctic Gas Study Group, would require a capital outlay of $10 to 12 billion, with an additional $1 billion to extend pipelines to California and Pittsburgh. Shrinkage factor would be 6.4%, and benefit minus cost, $8.7 billion. Construction risks would be higher than for the LNG system. The Alaska LNG system, proposed by El Paso Alaska Co., would require a $9 to $11 billion capital outlay. Shrinkage would be 11%, and benefit minus cost $7.8 billion. Operation would require more risk and operating costs would be higher because of liquefaction facilities. Both systems would have a lead time of 5 1/2 years. Net economic benefits would be affected by configuration of the network, delays in government permits, legal challenges, labor, and climatic conditions. (54 references) (DCK)
Research Organization:
Department of the Interior, Washington, D.C. (USA); U.S. Dept. of Interior, Washington, DC
OSTI ID:
7358896
Report Number(s):
NP-20646
Country of Publication:
United States
Language:
English