Residential Sector
Nova Scotia
Table 23: Single Attached Heating System Stock by Heating System Type
  1990   2010 2011 2012 2013 2014 2015
Total Single Attached Heating System Stock (thousands) 19.1   28.3 28.9 29.6 30.8 31.0 31.4

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 10.7   1.0 0.8 0.4 0.0 0.0 0.0
Heating Oil – Medium Efficiency 0.5   7.2 7.3 7.7 8.1 8.0 8.6
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.1 0.1 0.1 0.1 0.1 0.1
Natural Gas – High Efficiency 0.0   0.3 0.3 0.4 0.4 0.4 0.4
Electric 4.2   15.2 15.8 16.4 17.3 17.5 17.3
Heat Pump 0.3   1.6 1.7 1.7 1.9 1.9 2.0
Other1 0.6   0.3 0.3 0.4 0.4 0.4 0.4
Wood 1.9   1.6 1.6 1.5 1.6 1.7 1.6

Dual Systems
Wood/Electric 0.6   0.7 0.8 0.8 0.8 0.8 0.8
Wood/Heating Oil 0.2   0.2 0.2 0.2 0.2 0.2 0.2
Natural Gas/Electric 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Shares (%)
Heating Oil – Normal Efficiency 56.1   3.5 2.8 1.3 0.0 0.0 0.0
Heating Oil – Medium Efficiency 2.8   25.5 25.2 25.9 26.3 25.9 27.4
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 0.2   0.1 0.1 0.1 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.0   0.5 0.4 0.4 0.4 0.4 0.4
Natural Gas – High Efficiency 0.1   1.1 1.2 1.2 1.2 1.3 1.3
Electric 22.1   53.8 54.7 55.5 56.2 56.5 55.0
Heat Pump 1.5   5.5 5.7 5.9 6.1 6.2 6.2
Other1 3.1   1.2 1.2 1.2 1.2 1.2 1.2
Wood 10.1   5.5 5.5 5.2 5.3 5.3 5.2

Dual Systems
Wood/Electric 3.1   2.6 2.6 2.6 2.5 2.5 2.4
Wood/Heating Oil 0.9   0.8 0.8 0.7 0.7 0.7 0.7
Natural Gas/Electric 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Footnotes:

1) “Other” includes coal and propane.