Canadian Operations
| 2000 | 2001 | 2002 | 2003 | 2004 | |
| MANAGEMENT SYSTEMS | |||||
| Facilities with ISO 14001 and/or OHSAS 18001-based management systems | 20 | 19 | 19 | 20 | 21 |
| Generation capacity with ISO 14001 and OHSAS 18001-based management systems (%) | 92 | 93 | 92 | 92 | 94 |
| Management system audits 1 | 20 | 19 | 19 | 20 | 20 |
| Compliance audits | 6 | 5 | 9 | 13 | 7 |
| ENVIRONMENTAL PERFORMANCE | |||||
| Air emissions 2 | |||||
| Sulphur dioxide (tonnes) | 52,200 | 50,900 | 55,600 | 50,300 | 53,200 |
| Sulphur dioxide emission intensity (kg/MWh) | 1.73 | 1.74 | 1.77 | 1.63 | 1.48 |
| Nitrogen oxide (tonnes) | 44,900 | 43,900 | 48,398 | 46,306 | 46,247 |
| Nitrogen oxide emission intensity (kg/MWh) | 1.49 | 1.50 | 1.54 | 1.50 | 1.29 |
| Particulate matter (tonnes) | 4,380 | 5,960 | 6,222 | 4,827 | 4,958 |
| Particulate matter emission intensity (kg/MWh) | 0.15 | 0.21 | 0.21 | 0.16 | 0.14 |
| Mercury (kilograms) | 440 | 490 | 710 | 620 | 560 |
| Mercury emission intensity (mg/MWh) | 14.62 | 16.78 | 22.63 | 20.11 | 15.58 |
| Greenhouse gas emissions 3 | |||||
| Carbon dioxide (CO2E tonnes) | 27,386,800 | 27,116,600 | 29,540,500 | 28,467,100 | 29,007,800 |
| Methane (CO2E tonnes) 4 | 134,200 | 124,400 | 137,200 | 133,500 | 136,000 |
| Nitrous oxide (CO2E tonnes) | 164,400 | 163,600 | 177,000 | 173,200 | 174,800 |
| CFC-11 (CO2E tonnes) | 0 | 1,040 | 0 | 0 | 0 |
| Sulphur hexafluoride (CO2E tonnes) | 0 | 0 | 194 | 0 | 0 |
| Gross emissions (CO2E tonnes) | 27,685,400 | 27,405,600 | 29,854,900 | 28,773,800 | 29,318,600 |
| Emission reductions (CO2E tonnes) | 6,450,500 | 6,549,600 | 6,748,300 | 0 | 0 |
| Net emissions (CO2E tonnes) 5 | 21,234,900 | 20,856,000 | 23,106,600 | 28,773,800 | 29,318,600 |
| Gross emission intensity (kg CO2E/MWh) | 920 | 939 | 951 | 933 | 816 |
| Net emission intensity (kg CO2E/MWh) 5 | 706 | 714 | 736 | 933 | 816 |
| Land and materials management | |||||
| Land used in mining activities (hectares) | 12,810 | 12,460 | 13,290 | 11,590 | 11,770 |
| Land used by plants, offices and equipment (hectares) 6 | 4,000 | 4,020 | 2,350 | 2,900 | 2,930 |
| Non-hazardous waste disposed (tonnes) 7 | 1,320 | 1,040 | 1,140 | 900 | 670 |
| Hazardous waste disposed (tonnes) 8 | 80 | 1,190 | 100 | 10 | 200 |
| Paper used (tonnes) | 108 | 80 | 36 | 25 | 71 |
| Paper recycled (tonnes) 9 | 120 | 114 | 61 | 61 | 57 |
| Water 10 | |||||
| Total water intake (million m3) | 555 | 577 | 709 | 568 | 535 |
| Total water discharge (million m3) | 483 | 508 | 628 | 502 | 477 |
| Water consumption (million m3) 11 | 72 | 69 | 81 | 66 | 58 |
| Water consumption intensity (m3/MWh) | 2.41 | 2.37 | 2.59 | 2.14 | 1.62 |
| Regulatory performance 31 | |||||
| Stack regulatory contraventions | 11 | 10 | 5 | 0 | 0 |
| General air regulatory contraventions | 13 | 5 | 3 | 4 | 7 |
| Spills to land regulatory contraventions | 5 | 2 | 3 | 6 | 7 |
| Spills to water regulatory contraventions | 5 | 11 | 9 | 3 | 17 |
| Other regulatory contraventions 12 | 16 | 12 | 5 | 8 | 6 |
| Administrative regulatory contraventions | 0 | 0 | 0 | 0 | 0 |
| Environmental enforcement actions 13 | 2 | 4 | 0 | 1 | 0 |
| PRODUCTION | |||||
| Coal generation net capacity (MW) | 3,289 | 3,334 | 3,334 | 3,184 | 3,184 |
| Natural gas generation net capacity (MW) | 628 | 583 | 1,164 | 1,124 | 1,124 |
| Hydro generation net capacity (MW) | 795 | 795 | 795 | 795 | 802 |
| Wind generation net capacity (MW) | 0 | 0 | 44 | 82 | 150 |
| Total net capacity (MW) | 4,712 | 4,712 | 5,337 | 5,185 | 5,260 |
| Coal net generation (MWh) | 23,927,000 | 23,577,000 | 24,932,000 | 23,654,000 | 24,071,000 |
| Natural gas net generation (MWh) | 4,667,000 | 4,357,000 | 4,864,000 | 5,513,000 | 9,946,000 |
| Hydro net generation (MWh) | 1,492,000 | 1,267,000 | 1,464,000 | 1,471,000 | 1,614,000 |
| Wind net generation (MWh) | 0 | 0 | 117,000 | 190,000 | 305,000 |
| Total net generation (MWh) | 30,086,000 | 29,201,000 | 31,377,000 | 30,828,000 | 35,936,000 |
| Capital expenditures on environmental monitoring and pollution abatement ($ millions) 18 | n/r | 6.10 | 14.30 | 3.10 | 1.10 |
| Operations and maintenance expenditures on environmental monitoring and pollution abatement ($ millions) 19 | n/r | 4.30 | 7.80 | 11.60 | 11.50 |
| SOCIAL PERFORMANCE | |||||
| Health and safety | |||||
| Health and safety enforcement actions 20 | 1 | 1 | 39 | 10 | 1 |
| Full-time equivalent employees 21 | 1,535 | 1,700 | 1,600 | 1,847 | 1,561 |
| EH&S full-time equivalent employees 22 | 43 | 37 | 22 | 24 | 20 |
| Injuries to employees | 33 | 19 | 19 | 20 | 56 |
| Employee injuries requiring absence from work | 14 | 7 | 6 | 9 | 7 |
| Employee recordable injury frequency rate (injuries/200,000 hours) 23 | 2.13 | 1.07 | 1.45 | 0.58 | 1.06 |
| Employee disabling injury frequency rate (injuries/200,000 hours) 24 | 0.90 | 0.39 | 0.21 | 0.26 | 0.13 |
| Injuries to contractors | n/r | n/r | 14 | 16 | 16 |
| Contractor injuries requiring absence from work | n/r | n/r | 5 | 1 | 1 |
| Contractor recordable injury frequency rate (injuries/200,000 hours) 23 | n/r | n/r | 3.29 | 2.10 | 2.10 |
| Contractor disabling injury frequency rate (injuries/200,000 hours) 24 | n/r | n/r | 1.17 | 0.13 | 0.13 |
| Short-term disability rate (days/1,000 employees) 26 | 1,107 | 1,202 | 769 | 1,081 | 1,787 |
| Long-term disability rate (cases/1,000 employees) 27 | 1.94 | 3.53 | 3.75 | 1.08 | 1.92 |
| Reportable vehicle incidents 28 | 15 | 17 | 12 | 12 | 1 |
| Health and safety training per employee (hours/employee) | 5 | 11 | 5 | <1 | <1 |
| Environmental training per employee (hours/employee) | 1 | 1 | <1 | <1 | <1 |
| Community relations | |||||
| Community investments ($ millions) 29 | 5.28 | 4.94 | 4.91 | 4.44 | 3.30 |
| Community investments per employee ($/employee) | 3,440 | 2,910 | 3,070 | 2,410 | 2,110 |
| Company-initiated volunteer hours per employee 30 | 6.4 | 5.6 | 3.7 | 2.5 | 4.6 |
Please see discussion and notes section for explanation.
* n/r= not reported