Residential Sector
Nova Scotia1
Table 11: Water Heating Secondary Energy Use and GHG Emissions by Building Type
  1990   1999 2000 2001 2002 2003 2004 2005 2006
Total Water Heating Energy Use (PJ) 8.2   8.4 8.4 9.0 9.1 8.4 7.6 7.5 8.3

Energy Use by Building Type (PJ)
Single Detached 5.9   6.1 6.1 6.5 6.6 6.1 5.5 5.4 6.0
Single Attached 0.5   0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.5
Apartments 1.4   1.4 1.4 1.6 1.6 1.5 1.3 1.3 1.4
Mobile Homes 0.3   0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3

Shares (%)
Single Detached 72.6   72.4 72.3 72.3 72.2 72.2 72.4 72.6 72.8
Single Attached 6.3   6.8 6.8 6.9 6.9 7.0 6.8 6.7 6.5
Apartments 17.0   17.1 17.1 17.2 17.2 17.2 17.1 17.0 16.9
Mobile Homes 4.0   3.7 3.7 3.7 3.7 3.6 3.7 3.7 3.8

Activity
Total Households (thousands) 314.6   355.9 359.5 362.6 366.6 370.6 374.0 377.0 379.6
Energy Intensity (GJ/household) 26.0   23.7 23.4 24.9 24.8 22.8 20.4 19.9 21.8
Total Water Heating GHG Emissions Excluding Electricity (Mt of CO2e) 0.4   0.4 0.4 0.4 0.4 0.4 0.3 0.3 0.4

GHG Emissions by Building Type (Mt of CO2e)
Single Detached 0.3   0.3 0.3 0.3 0.3 0.3 0.2 0.2 0.3
Single Attached 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Apartments 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Mobile Homes 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
GHG Intensity (tonne/TJ) 49.1   45.4 45.6 46.2 46.9 46.5 43.9 42.7 45.0

Footnotes:

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