Residential Sector
British Columbia and Territories1
Table 11: Water Heating Secondary Energy Use and GHG Emissions by Building Type
  1990   1991 1992 1993 1994 1995 1996 1997 1998
Total Water Heating Energy Use (PJ) 28.5   28.6 30.8 31.9 34.5 35.7 35.3 36.6 37.4

Energy Use by Building Type (PJ)
Single Detached 18.3   18.2 19.5 20.1 21.5 22.2 21.8 22.5 22.8
Single Attached 2.5   2.6 2.9 3.0 3.4 3.5 3.6 3.8 3.9
Apartments 6.6   6.7 7.3 7.7 8.4 8.8 8.8 9.2 9.5
Mobile Homes 1.0   1.0 1.1 1.1 1.2 1.2 1.2 1.2 1.2

Shares (%)
Single Detached 64.3   63.9 63.4 62.9 62.5 62.1 61.7 61.3 60.9
Single Attached 8.8   9.1 9.3 9.6 9.7 9.9 10.1 10.3 10.5
Apartments 23.3   23.5 23.8 24.0 24.3 24.6 24.8 25.0 25.3
Mobile Homes 3.6   3.5 3.5 3.5 3.5 3.4 3.4 3.3 3.3

Activity
Total Households (thousands) 1,248.5   1,267.9 1,313.0 1,330.9 1,370.3 1,433.9 1,475.6 1,524.0 1,541.4
Energy Intensity (GJ/household) 22.8   22.5 23.4 24.0 25.2 24.9 23.9 24.0 24.3
Total Water Heating GHG Emissions Excluding Electricity (Mt of CO2e) 1.1   1.1 1.2 1.2 1.3 1.4 1.4 1.4 1.5

GHG Emissions by Building Type (Mt of CO2e)
Single Detached 0.7   0.7 0.7 0.8 0.8 0.9 0.9 0.9 0.9
Single Attached 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2
Apartments 0.3   0.3 0.3 0.3 0.3 0.3 0.4 0.4 0.4
Mobile Homes 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
GHG Intensity (tonne/TJ) 38.9   38.8 38.7 39.1 38.8 39.0 39.6 39.0 39.5

Footnotes:

1) Data on GHG emissions are presented excluding GHG emissions related to electricity production only.