Residential Sector
Nova Scotia1
Table 8: Space Heating Secondary Energy Use by System Type
  2000   2018 2019 2020 2021
Total Space Heating Energy Use (PJ) 27.4   28.5 28.2 26.0 24.1

Energy Use by System Type (PJ)
Heating Oil – Normal Efficiency 8.1   0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 7.6   10.3 10.5 9.6 8.7
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.1 0.0 0.0 0.0
Natural Gas – High Efficiency 0.0   0.2 0.2 0.2 0.2
Electric 3.5   7.5 7.8 7.3 6.9
Heat Pump 0.3   0.5 0.5 0.5 0.5
Other1 0.5   0.6 0.6 0.5 0.5
Wood 1.2   1.0 0.8 0.7 0.7

Dual Systems
Wood/Electric 3.2   4.5 3.9 3.6 3.4
Wood/Heating Oil 2.9   3.8 3.7 3.4 3.2
Natural Gas/Electric 0.0   0.0 0.0 0.0 0.0
Heating Oil/Electric 0.1   0.1 0.1 0.1 0.1

Shares (%)
Heating Oil – Normal Efficiency 29.7   0.1 0.0 0.0 0.0
Heating Oil – Medium Efficiency 27.9   36.1 37.4 36.8 35.9
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.2 0.2 0.1 0.1
Natural Gas – High Efficiency 0.0   0.7 0.8 0.8 0.8
Electric 12.8   26.3 27.6 27.9 28.4
Heat Pump 1.0   1.7 1.8 1.9 1.9
Other1 1.8   2.0 2.0 1.9 2.1
Wood 4.3   3.4 2.9 2.8 2.8

Dual Systems
Wood/Electric 11.5   15.9 13.9 14.0 14.2
Wood/Heating Oil 10.7   13.2 13.0 13.2 13.1
Natural Gas/Electric 0.0   0.0 0.0 0.0 0.0
Heating Oil/Electric 0.3   0.5 0.5 0.5 0.5

Activity
Total Floor Space (million m2) 46.4   61.1 62.0 62.7 63.5
Energy Intensity (GJ/m2) 0.59   0.47 0.45 0.42 0.38
Heat Gains (PJ) 2.5   2.4 2.4 2.3 2.2
Heating Degree-Day Index 0.94   0.96 1.00 0.87 0.81

Footnotes:

1) “Other” includes coal and propane.