|
|
Natural Gas Pipelines
Natural Gas Throughput Volumes
| (Bcf) |
2011 |
2010 |
2009 |
| Canadian Mainline(1) |
1,887 |
1,666 |
2,030 |
| Alberta System(2) |
3,517 |
3,447 |
3,538 |
| ANR |
1,706 |
1,589 |
1,575 |
| Foothills |
1,289 |
1,446 |
1,205 |
| Northern Border |
971 |
902 |
706 |
| Great Lakes |
830 |
804 |
727 |
| GTN |
679 |
802 |
797 |
| Iroquois |
317 |
343 |
355 |
| TQM |
154 |
151 |
164 |
| Ventures LP |
150 |
144 |
145 |
| Bison(3) |
105 |
– |
– |
| North Baja |
92 |
60 |
96 |
| Tamazunchale |
57 |
52 |
54 |
| Gas Pacifico |
46 |
51 |
62 |
| Portland |
36 |
36 |
37 |
| Tuscarora |
33 |
35 |
34 |
| TransGas |
26 |
30 |
28 |
| (1) |
Canadian Mainline's throughput volumes reflect physical deliveries to domestic and export markets. Customer contracting patterns have changed in recent years therefore the Company uses physical deliveries to measure system utilization. Canadian Mainline physical receipts originating at the Alberta border and in Saskatchewan in 2011 were 1,160 Bcf (2010 – 1,228 Bcf; 2009 – 1,579 Bcf). |
| (2) |
Field receipt volumes for the Alberta System in 2011 were 3,622 Bcf (2010 – 3,471 Bcf; 2009 – 3,578 Bcf) and includes three months of ATCO Pipelines receipts consistent with the commercial integration of NGTL and ATCO Pipelines effective October 1, 2011. |
| (3) |
Effective January 14, 2011. |
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