Residential Sector
Territories
Table 29: Single Detached and Single Attached Water Heater Stock by Energy Source
  1990   2010 2011 2012 2013 2014 2015
Total Single Detached Water Heater Stock (thousands) 13.4   20.1 21.6 22.1 22.7 23.2 23.4

Water Heater Stock by Energy Source (thousands)
Electricity 8.3   12.7 13.4 13.5 14.2 14.4 14.3
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 5.1   7.4 8.2 8.6 8.5 8.8 9.0
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Shares (%)
Electricity 62.1   63.0 62.1 61.2 62.5 62.0 61.3
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 37.9   37.0 37.9 38.8 37.5 38.0 38.7
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Total Single Attached Water Heater Stock (thousands) 4.7   6.4 6.8 6.9 7.1 7.2 7.2

Water Heater Stock by Energy Source (thousands)
Electricity 2.9   4.1 4.2 4.2 4.4 4.5 4.4
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 1.8   2.4 2.6 2.7 2.7 2.7 2.8
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Shares (%)
Electricity 62.1   63.0 62.1 61.2 62.5 62.0 61.3
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 37.9   37.0 37.9 38.8 37.5 38.0 38.7
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Footnotes:

1) “Other” includes coal and propane.