Residential Sector
Ontario1
Table 38: Apartments Secondary Energy Use and GHG Emissions by Energy Source
  1990   2011 2012 2013 2014 2015
Total Apartments Energy Use (PJ) 82.0   100.3 94.0 101.9 106.8 103.7

Energy Use by Energy Source (PJ)
Electricity 28.4   26.8 27.4 28.2 28.1 28.3
Natural Gas 40.4   66.8 60.0 67.6 73.5 70.3
Heating Oil 7.2   2.6 2.2 2.3 2.0 1.8
Other2 0.9   1.8 2.1 1.5 1.3 1.3
Wood 5.1   2.3 2.4 2.3 1.8 2.0

Shares (%)
Electricity 34.7   26.7 29.1 27.7 26.4 27.3
Natural Gas 49.2   66.6 63.8 66.4 68.9 67.8
Heating Oil 8.7   2.6 2.3 2.2 1.8 1.7
Other2 1.1   1.8 2.3 1.4 1.3 1.3
Wood 6.2   2.3 2.5 2.3 1.7 1.9

Activity
Total Floor Space (million m2) 92.3   137.7 140.0 145.5 147.8 151.4
Total Households (thousands) 1,098.2   1,493.9 1,514.8 1,532.3 1,542.5 1,557.6
Energy Intensity (GJ/m2) 0.89   0.73 0.67 0.70 0.72 0.69
Energy Intensity (GJ/household) 74.7   67.2 62.1 66.5 69.2 66.6
Total Apartments GHG Emissions Excluding Electricity (Mt of CO2e) 2.7   3.6 3.3 3.6 3.8 3.7

GHG Emissions by Energy Source (Mt of CO2e)
Electricity  
Natural Gas 2.0   3.3 2.9 3.3 3.6 3.4
Heating Oil 0.5   0.2 0.2 0.2 0.1 0.1
Other2 0.1   0.1 0.1 0.1 0.1 0.1
Wood 0.1   0.1 0.1 0.1 0.0 0.0

Shares (%)
Electricity  
Natural Gas 74.7   90.4 89.6 91.5 93.1 93.1
Heating Oil 18.7   5.1 4.7 4.5 3.6 3.4
Other2 2.1   3.0 4.0 2.5 2.1 2.2
Wood 4.4   1.5 1.7 1.5 1.1 1.3
GHG Intensity (tonne/TJ) 33.1   36.3 34.9 35.5 36.0 35.3
Heating Degree-Day Index 0.89   0.87 0.79 0.92 1.00 0.92
Cooling Degree-Day Index 1.05   1.65 1.85 1.23 1.03 1.36

Footnotes:

1) Data on GHG emissions are presented excluding GHG emissions related to electricity production only.
2) “Other” includes coal and propane.