Businessweek

El Paso Pipeline Partners, L.P. owns and operates interstate natural gas transportation and terminaling facilities. El Paso Pipeline GP Company, L.L.C. serves as the general partner of the company. As of December 31, 2011, the company owned Wyoming Interstate Company, L.L.C. (WIC), Southern LNG Company, L.L.C. (SLNG); Elba Express Company, L.L.C. (Elba Express); Southern Natural Gas Company, L.L.C. (SNG); and an 86 percent interest in Colorado Interstate Gas Company, L.L.C. (CIG). WIC and CIG are interstate pipeline systems serving the Rocky Mountain region; SLNG owns the Elba Island liquefied natural gas (LNG) storage and regasification terminal near Savannah, Georgia; and both Elba Express and SNG are interstate pipeline systems serving the southeastern region of the United States (U.S.). Assets WIC WIC includes a mainline system that extends from western Wyoming to northeast Colorado (the Cheyenne Hub) and various lateral pipeline systems that extend from various interconnections along the WIC mainline into western Colorado, northeast Wyoming, and eastern Utah. WIC owns interstate natural gas transportation systems providing takeaway capacity from the mature Overthrust, Piceance, Uinta, Powder River, and Green River Basins. The WIC system is operated by CIG Pipeline Services Company, L.L.C. pursuant to a service agreement. CIG CIG includes pipelines that deliver natural gas from production areas in the Rocky Mountains and the Anadarko Basin directly to customers in Colorado, Wyoming, and indirectly to the midwest, southwest, California, and the Pacific northwest. CIG also owns interests in five storage facilities located in Colorado and Kansas, and one natural gas processing plant located in Wyoming. CIG owns a 50 percent ownership interest in WYCO Development LLC (WYCO), a joint venture with an affiliate of Public Service Company of Colorado (PSCo). WYCO owns Totem and the 164-mile High Plains pipeline (High Plains) both of which is in northeast Colorado and are operated by CIG. Totem has a peak withdrawal capacity of 200 million cubic feet per day and a maximum injection rate of 100 million cubic feet per day. Totem services and interconnects with High Plains. WYCO also owns a state regulated intrastate gas pipeline that extends from the Cheyenne Hub in northeast Colorado to Public Service Company of Colorado’s Fort St. Vrain’s electric generation plant, which CIG does not operate, and a compressor station in Wyoming leased by WIC. SNG SNG includes pipelines extending from natural gas supply basins in Texas, Louisiana, Mississippi, Alabama, and the Gulf of Mexico to market areas in Louisiana, Mississippi, Alabama, Florida, Georgia, South Carolina, and Tennessee, including the metropolitan areas of Atlanta and Birmingham. SNG owns pipeline facilities serving southeastern markets in Alabama, Georgia, and South Carolina. SNG owns 100 percent of the Muldon storage facility and a 50 percent interest in Bear Creek. The storage facilities have a combined peak withdrawal capacity of 1.2 billion cubic feet per day. The SNG system is also connected to SLNG’s Elba Island LNG terminal. Elba Express Elba Express owns the Elba Express pipeline, which transports natural gas supplies from the Elba Island LNG terminal to markets in the southeastern and eastern U.S. Under a firm transportation service agreement, the entire capacity of Elba Express is contracted to Shell NA LNG, LLC (Shell LNG). The firm transportation service agreement is supported by a step-down parent guarantee from Shell Oil Company. SLNG SLNG owns the Elba Island LNG receiving terminal, located near Savannah, Georgia. The Elba Island LNG terminal is one of nine land based terminal facilities in the U.S. capable of providing domestic storage and vaporization services to international producers of LNG. The Elba Island LNG terminal has approximately 11.5 billion cubic feet equivalent of LNG storage capacity and approximately 1.8 billion cubic feet per day of peak send-out capacity. The capacity of the Elba Island LNG terminal is contracted with BG LNG Services, LLC under a conventional recourse rate contract and Shell LNG under