Residential Sector
Alberta1
Table 39: Apartments Secondary Energy Use and GHG Emissions by End-Use
  2000   2018 2019 2020 2021
Total Apartments Energy Use (PJ) 22.6   26.0 26.2 26.3 25.4

Energy Use by End-Use (PJ)
Space Heating 12.7   15.8 16.0 15.6 14.9
Water Heating 6.8   6.6 6.4 6.7 6.4
Appliances 2.7   3.3 3.5 3.7 3.7
Lighting 0.4   0.3 0.3 0.3 0.3
Space Cooling 0.0   0.0 0.0 0.0 0.1

Shares (%)
Space Heating 56.4   60.7 61.1 59.2 58.7
Water Heating 30.0   25.5 24.5 25.3 25.2
Appliances 11.8   12.7 13.3 14.2 14.7
Lighting 1.8   1.1 1.1 1.2 1.2
Space Cooling 0.0   0.1 0.0 0.1 0.2

Activity
Total Floor Space (million m2) 20.7   38.0 39.2 40.4 41.7
Total Households (thousands) 232.7   317.3 319.8 322.4 325.0
Energy Intensity (GJ/m2) 1.09   0.68 0.67 0.65 0.61
Energy Intensity (GJ/household) 96.9   81.9 82.0 81.6 78.0
Total Apartments GHG Emissions Excluding Electricity (Mt of CO2e) 1.0   1.1 1.1 1.0 1.0

GHG Emissions by End-Use (Mt of CO2e)
Space Heating 0.6   0.7 0.7 0.7 0.7
Water Heating 0.3   0.3 0.3 0.3 0.3
Appliances 0.0   0.0 0.0 0.0 0.0
Lighting 0.0   0.0 0.0 0.0 0.0
Space Cooling 0.0   0.0 0.0 0.0 0.0

Shares (%)
Space Heating 64.4   68.5 69.4 67.9 67.7
Water Heating 34.8   30.2 29.4 30.8 31.0
Appliances 0.9   1.3 1.2 1.3 1.3
Lighting 0.0   0.0 0.0 0.0 0.0
Space Cooling 0.0   0.0 0.0 0.0 0.0
GHG Intensity (tonne/TJ) 42.9   40.9 40.4 39.8 39.3
Heating Degree-Day Index 0.98   1.00 1.03 0.95 0.93
Cooling Degree-Day Index 0.85   1.22 0.40 0.98 2.28

Footnotes:

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