Table 1 Natural Gas Pipeline Points of Entry/Exit and Transporters

Table 1

Natural Gas Pipeline Points of Entry/Exit and Transporters Corresponding U.S. Point of Canadian/Mexican U.S. Transporter Foreign Transporter Entry/ Exit Point of Entry/Exit

Alamo, Texas Reynosa, Tamaulipas Tennessee Gas Pipeline PEMEX Pipeline Cardston, Alberta Canadian-Montana Pipeline Babb, Montana EnCana Pipelines Ltd. (Carway) Company Baudette, Minnesota Rainy River, Ontario Centra Minnesota Pipelines Centra Transmission, Inc. St. Stephen, New Maritimes & Northeast Maritimes & Northeast Calais, Maine Brunswick Pipeline U.S. Pipeline Canada Brunswick Pipeline Mexicali, Baja Calexico, California SoCalGas DGN Pipeline California Champlain, New York Napierville, Quebec North Country Gas Pipeline TransCanada PipeLines, Ltd. Ciudad Juarez, Clint, Texas Samalayuca Pipeline PEMEX Pipeline Coahuila Del Rio, Texas Acuña, Coahuila West Texas Gas, Inc. PEMEX Pipeline Windsor, Ontario Detroit, Michigan Panhandle Eastern Pipeline Union Gas Limited (Ojibway) El Paso Natural Gas Douglas, Arizona Naco, Sonora PEMEX Pipeline Company Piedras Negras, West Texas Gas, Inc. PEMEX Pipeline Eagle Pass, Texas Coahuila Reef International Pipeline PEMEX Pipeline TransCanada Kingsgate, British PG&E Gas Transmission Eastport, Idaho Pipelines/Alberta Natural Columbia Northwest Gas/Foothills Westcoast Energy Inc. Pipeline Ciudad Juarez, El Paso, Texas Norteno Pipeline PEMEX Pipeline Coahuila Galvan Ranch, Coahuila, Mexico Encinal Gathering, Ltd. PEMEX Pipeline Texas Grand Island, New Chippawa, Ontario Empire State Pipeline TransCanada PipeLines, Ltd. York Loomis, Saskatchewan Many Islands Pipe Line Harve, Montana Havre Pipeline (Willow Creek) Company Hidalgo, Texas Reynosa, Tamaulipas Texas Eastern Pipeline PEMEX Pipeline Highgate Springs, Phillipsburg, Quebec Vermont Gas Systems TransCanada PipeLines, Ltd. Vermont International Falls, Fort Frances, Ontario Centra Minnesota Pipelines Centra Transmission, Inc. Minnesota Marysville, Michigan Sarnia, Ontario Bluewater Pipeline Union Gas Limited Massena, New York Cornwall, Ontario St. Lawrence Gas Company Niagara Gas Transmission Kinder Morgan Border McAllen, Texas Reynosa, Tamaulipas PEMEX Pipeline Pipeline Tennessee Gas Pipeline TransCanada PipeLines, Ltd. Niagara Falls, New Niagara Falls, Ontario National Fuel Gas Supply York TransCanada PipeLines, Ltd. Corporation Nogales, Arizona Nogales, Mexico El Paso Natural PEMEX Pipeline Gas Company Great Lakes Gas TransCanada PipeLines, Ltd. Noyes, Minnesota Emerson, Manitoba Transmission Company Viking Gas Transmission TransCanada PipeLines, Ltd. Company Table 1

Natural Gas Pipeline Points of Entry/Exit and Transporters Algodones, Baja Ogilby, California North Baja Pipeline Gasaducto Bajanorte California Rosarito, Baja Otay Mesa, California San Diego Gas & Electric Sempra Energy International California Penitas, Texas Arguelles, Tamaulipas El Paso Natural Gas Company PEMEX Pipeline

Pittsburg, New Portland Natural Gas TransQuebec & Maritimes East Hereford, Quebec Hampshire Transmission Pipeline Port of Del Bonita, Del Bonita, Alberta Canadian-Montana Pipeline Omimex Resources Inc. Montana (Reagan Field) Company Port of Morgan, Monchy, Saskatchewan Northern Border Pipeline Foothills Pipe Lines, Ltd. Montana Williston Basin Interstate WBI Canadian Pipelines, Portal, North Dakota North Portal, Pipeline Co. Ltd./TransGas Limited Saskatchewan Interenergy Sheffield Interenergy Sheffield Pipeline Processing Company Portal Municipal Gas SaskEnergy Inc.'s Pipeline Rio Bravo, Texas Rio Bravo, Tamaulipas Tennessee Gas Pipeline Gasoducto Del Rio Kinder Morgan Texas Roma, Texas Monterrey, Nuevo Leon PEMEX Pipeline Pipeline Sault Ste. Marie, Sault Ste. Marie, Great Lakes Gas TransCanada PipeLines, Ltd. Michigan Ontario Transmission Company Sherwood, North Elmore, Saskatchewan Alliance Pipeline U.S. Alliance Pipeline Canada Dakota Great Lakes Gas St. Clair, Michigan Sarnia, Ontario TransCanada PipeLines, Ltd. Transmission Company St. Clair, Ontario Michigan Consolidated Union Gas Limited Courtright, Ontario Vector U.S. Vector Canada Corunna, Ontario ANR ANR/Link Pipeline Westcoast Energy Inc. Northwest Pipeline Sumas, Washington Huntingdon, British Pipeline Columbia Westcoast Energy Inc. Sumas Pipeline U.S.A. Pipeline Westcoast Energy Inc. Sumas International Pipeline Pipeline Westcoast Energy Inc. Sumas-Cascade Pipeline Pipeline Westcoast Energy Inc. Ferndale Pipeline Pipeline Sweetgrass, Montana Sierra, Alberta Sierra Pipeline Knappen Border Pipeline Waddington, New York Iroquois, Ontario Iroquois Gas Transmission TransCanada PipeLines, Ltd. Warroad, Minnesota Sprague, Manitoba Centra Minnesota Pipelines Centra Transmission, Inc. Canadian-Montana Pipeline Whitlash, Montana Aden, Alberta EnCana Pipelines Ltd. Company Yucca Power Plant Algodones, Baja California North Baja Pipeline Gasaducto Bajanorte