Residential Sector
British Columbia
Table 23: Single Attached Heating System Stock by Heating System Type
  1990   2012 2013 2014 2015
Total Single Attached Heating System Stock (thousands) 107.6   226.6 234.9 240.5 246.2

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 12.8   0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 0.0   3.6 3.6 3.5 3.4
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 49.9   6.4 3.9 1.7 0.0
Natural Gas – Medium Efficiency 2.8   36.7 35.8 34.6 33.0
Natural Gas – High Efficiency 5.8   38.3 44.8 50.6 56.7
Electric 27.4   126.3 130.9 133.9 136.5
Heat Pump 1.3   6.0 6.4 6.7 7.0
Other1 1.1   2.1 2.2 2.2 2.2
Wood 5.4   5.0 5.1 5.2 5.1

Dual Systems
Wood/Electric 0.9   1.4 1.4 1.4 1.5
Wood/Heating Oil 0.1   0.2 0.2 0.2 0.2
Natural Gas/Electric 0.1   0.6 0.6 0.7 0.7
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.0

Shares (%)
Heating Oil – Normal Efficiency 11.9   0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 0.0   1.6 1.5 1.5 1.4
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 46.4   2.8 1.6 0.7 0.0
Natural Gas – Medium Efficiency 2.6   16.2 15.3 14.4 13.4
Natural Gas – High Efficiency 5.4   16.9 19.1 21.0 23.0
Electric 25.4   55.7 55.7 55.7 55.5
Heat Pump 1.2   2.6 2.7 2.8 2.8
Other1 1.0   0.9 0.9 0.9 0.9
Wood 5.0   2.2 2.2 2.1 2.1

Dual Systems
Wood/Electric 0.9   0.6 0.6 0.6 0.6
Wood/Heating Oil 0.1   0.1 0.1 0.1 0.1
Natural Gas/Electric 0.1   0.3 0.3 0.3 0.3
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.0

Footnotes:

1) “Other” includes coal and propane.