Residential Sector
Alberta
Table 28: Water Heater Stock by Building Type and Energy Source
  1990   2012 2013 2014 2015
Total Water Heater Stock (thousands) 956.9   1,542.4 1,612.9 1,656.4 1,689.3

Water Heater Stock by Building Type (thousands)
Single Detached 589.8   961.6 994.7 1,012.6 1,021.3
Single Attached 106.4   191.3 207.3 218.0 225.2
Apartments 220.5   321.3 340.3 353.8 370.2
Mobile Homes 40.2   68.2 70.6 71.9 72.6

Shares (%)
Single Detached 61.6   62.3 61.7 61.1 60.5
Single Attached 11.1   12.4 12.9 13.2 13.3
Apartments 23.0   20.8 21.1 21.4 21.9
Mobile Homes 4.2   4.4 4.4 4.3 4.3

Water Heater Stock by Energy Source (thousands)
Electricity 63.8   167.1 184.6 199.7 213.8
Natural Gas 872.3   1,254.2 1,296.1 1,316.1 1,326.9
Heating Oil 8.7   102.6 112.9 120.8 128.4
Steam 0.0   0.0 0.0 0.0 0.0
Other1 12.1   16.7 17.6 18.2 18.7
Wood 0.0   1.8 1.7 1.6 1.5

Shares (%)
Electricity 6.7   10.8 11.4 12.1 12.7
Natural Gas 91.2   81.3 80.4 79.5 78.5
Heating Oil 0.9   6.6 7.0 7.3 7.6
Steam 0.0   0.0 0.0 0.0 0.0
Other1 1.3   1.1 1.1 1.1 1.1
Wood 0.0   0.1 0.1 0.1 0.1

Footnotes:

1) “Other” includes coal and propane.