ARCHIVED - TransCanada Pipelines Limited - Audit Report OF-Surv-OpAud-T211-2012-2013 01 - Appendix I - Maps and System Descriptions

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Appendix I

TransCanada Pipelines Limited and NEB-regulated Subsidiaries (TransCanada)

Maps and System Descriptions

The following maps and descriptions are of TransCanada subsidiaries that were included in the scope of this audit, 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.

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 1: Canadian Mainline

Figure 1: Canadian Mainline

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 2: Keystone Pipeline

Figure 2: Keystone Pipeline

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 3: TQM Pipeline System

Figure 3: TQM Pipeline 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 4: Foothills System

Figure 4: Foothills System

The Alberta (NGTL) System, shown in Figure 5, is a 24,828 km pipeline which gathers natural gas for use within the Province of Alberta, and which delivers natural gas to connection points with the Canadian Mainline, Foothills System, and the natural gas pipelines of other companies.

Figure 5: Alberta (NGTL) System

Figure 5: Alberta (NGTL) System Top of Page
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