Residential Sector
British Columbia
Table 24: Apartments Heating System Stock by Heating System Type
  1990   2015 2016 2017
Total Apartments Heating System Stock (thousands) 369.1   680.3 693.5 726.8

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 43.6   0.5 0.1 0.0
Heating Oil – Medium Efficiency 0.6   23.7 24.6 26.5
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Normal Efficiency 176.1   7.5 2.7 0.0
Natural Gas – Medium Efficiency 8.5   156.7 150.8 143.3
Natural Gas – High Efficiency 17.4   210.5 228.2 256.9
Electric 96.3   230.3 234.6 245.0
Heat Pump 2.9   12.6 13.2 14.1
Other1 3.7   10.8 11.0 11.5
Wood 18.1   23.8 24.2 25.4

Dual Systems
Wood/Electric 1.6   2.6 2.7 2.7
Wood/Heating Oil 0.2   0.3 0.3 0.3
Natural Gas/Electric 0.0   1.1 1.2 1.2
Heating Oil/Electric 0.0   0.0 0.0 0.0

Shares (%)
Heating Oil – Normal Efficiency 11.8   0.1 0.0 0.0
Heating Oil – Medium Efficiency 0.2   3.5 3.5 3.6
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0
Natural Gas – Normal Efficiency 47.7   1.1 0.4 0.0
Natural Gas – Medium Efficiency 2.3   23.0 21.7 19.7
Natural Gas – High Efficiency 4.7   30.9 32.9 35.3
Electric 26.1   33.8 33.8 33.7
Heat Pump 0.8   1.9 1.9 1.9
Other1 1.0   1.6 1.6 1.6
Wood 4.9   3.5 3.5 3.5

Dual Systems
Wood/Electric 0.4   0.4 0.4 0.4
Wood/Heating Oil 0.1   0.0 0.0 0.0
Natural Gas/Electric 0.0   0.2 0.2 0.2
Heating Oil/Electric 0.0   0.0 0.0 0.0

Footnotes:

1) “Other” includes coal and propane.