ARCHIVED - Final Audit Report of the TransCanada Third Party Crossings Program - Appendix II - Maps and System Descriptions

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Appendix II

TransCanada Pipelines Limited and NEB-regulated Subsidiaries (TransCanada)

Maps and System Descriptions

TransCanada PipeLines Limited and its subsidiaries included in the scope of this audit included specifically:

  • TransCanada PipeLines Limited;
  • TransCanada Keystone Pipeline GP Ltd.;
  • Trans Québec & Maritimes Pipeline Inc.;
  • Foothills Pipe Lines Ltd.; and
  • NOVA Gas Transmission Ltd.

These subsidiaries hold the certificates for TransCanada’s NEB-regulated facilities, which include the Canadian Mainline, Keystone Pipeline, TQM Pipeline System, Foothills System, and the Alberta (NGTL) System.

Figure 1: Canadian Mainline

Figure 1: Canadian Mainline

The Canadian Mainline, shown in Figure 1, is a 14,100 km natural gas pipeline that extends from the Alberta/Saskatchewan border east to the Quebec/Vermont border and connects with other natural gas pipelines in Canada and the United States.

Figure 2: Keystone Pipeline

Figure 2: Keystone Pipeline

The Keystone Pipeline, shown in Figure 2, is a 1,251 km pipeline that transports crude oil from Hardisty, Alberta to the Manitoba/North Dakota border. The Keystone Pipeline continues into the United States.

Figure 3: TQM Pipeline System

Figure 3: TQM Pipeline System

The TQM Pipeline System, shown in Figure 3, is a 573 km natural gas pipeline network in the Province of Quebec between Saint-Lazare, located west of Montreal, and Saint-Nicolas, located on the South Shore of Quebec City, and between Lachenaie, located East of Montreal, and East Hereford on the New Hampshire border.

Figure 4: Foothills System

Figure 4: Foothills System

The Foothills System, shown in Figure 4, is a 1,046 km natural gas pipeline system which carries natural gas from central Alberta to the United States.

Figure 5: Alberta (NGTL) System

Figure 5: Alberta (NGTL) System

The Alberta (NGTL) System, shown in Figure 5, is a 24,828 km natural gas system which gathers natural gas for use within the province of Alberta. It delivers to provincial boundary points for connection with TransCanada's Canadian Mainline and Foothills natural gas pipelines and with the natural gas pipelines of other companies.

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