Residential Sector
Nova Scotia
Table 8: Space Heating Secondary Energy Use by System Type
  1990   2015 2016 2017
Total Space Heating Energy Use (PJ) 36.9   31.0 27.9 29.5

Energy Use by System Type (PJ)
Heating Oil – Normal Efficiency 18.2   0.1 0.1 0.0
Heating Oil – Medium Efficiency 0.8   11.6 9.4 10.6
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.1 0.1 0.1
Natural Gas – High Efficiency 0.0   0.1 0.1 0.2
Electric 2.8   4.9 4.6 4.9
Heat Pump 0.1   0.6 0.6 0.6
Other1 1.4   0.5 0.5 0.5
Wood 2.3   2.1 2.1 2.2

Dual Systems
Wood/Electric 6.8   7.1 7.1 7.1
Wood/Heating Oil 4.4   3.6 3.2 3.4
Natural Gas/Electric 0.0   0.0 0.0 0.0
Heating Oil/Electric 0.1   0.1 0.1 0.1

Shares (%)
Heating Oil – Normal Efficiency 49.4   0.4 0.2 0.1
Heating Oil – Medium Efficiency 2.2   37.5 33.9 35.8
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.2 0.2 0.2
Natural Gas – High Efficiency 0.0   0.5 0.5 0.5
Electric 7.6   15.8 16.6 16.6
Heat Pump 0.4   2.0 2.1 2.2
Other1 3.8   1.7 1.7 1.5
Wood 6.2   6.9 7.7 7.4

Dual Systems
Wood/Electric 18.4   23.0 25.4 24.0
Wood/Heating Oil 11.8   11.6 11.5 11.4
Natural Gas/Electric 0.0   0.0 0.0 0.0
Heating Oil/Electric 0.2   0.3 0.3 0.3

Activity
Total Floor Space (million m2) 37.4   58.9 59.4 60.6
Energy Intensity (GJ/m2) 0.99   0.53 0.47 0.49
Heat Gains (PJ) 2.5   3.0 2.9 3.1
Heating Degree-Day Index 0.95   1.04 0.96 1.04

Footnotes:

1) “Other” includes coal and propane.