Residential Sector
British Columbia1
Table 8: Space Heating Secondary Energy Use by System Type
  2000   2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Total Space Heating Energy Use (PJ) 90.3   87.0 84.9 77.7 75.1 82.5 84.6 85.7 88.7 86.3 81.9 88.1 82.3 81.2 77.7 71.8 74.5 81.1

Energy Use by System Type (PJ)
Heating Oil – Normal Efficiency 2.2   1.8 0.3 0.1 0.1 0.2 0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 1.4   2.0 0.5 0.5 0.8 1.6 1.9 1.8 1.2 1.2 0.8 0.6 0.4 0.3 0.3 0.2 0.2 0.2
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 28.1   25.1 23.8 19.5 16.4 15.7 13.9 11.7 9.7 7.3 5.5 4.1 2.2 0.9 0.5 0.1 0.0 0.0
Natural Gas – Medium Efficiency 17.1   17.3 19.4 19.0 19.4 22.7 25.2 26.4 27.9 28.5 28.2 30.4 28.2 27.7 25.7 23.6 23.3 23.9
Natural Gas – High Efficiency 8.1   8.3 9.5 9.4 9.8 11.7 13.2 14.2 15.8 16.5 17.3 19.5 19.1 19.9 19.8 19.7 21.1 24.0
Electric 15.5   15.4 15.8 14.8 15.6 16.6 17.5 18.7 21.2 20.8 19.6 22.5 22.3 22.8 22.7 20.4 21.5 23.0
Heat Pump 0.8   0.8 0.9 0.9 0.9 1.0 1.1 1.2 1.3 1.3 1.2 1.4 1.3 1.4 1.3 1.2 1.2 1.3
Other1 0.9   1.0 1.2 1.1 0.9 1.5 1.0 1.3 1.5 1.1 1.2 1.1 1.0 0.9 0.7 0.7 0.6 0.6
Wood 1.3   1.3 1.3 1.2 1.1 1.0 0.9 0.8 0.8 0.7 0.6 0.6 0.5 0.5 0.4 0.4 0.4 0.5

Dual Systems
Wood/Electric 11.2   10.4 10.1 9.2 8.1 7.7 6.9 6.5 6.6 6.2 5.3 5.7 5.2 4.9 4.4 3.7 4.3 5.6
Wood/Heating Oil 2.1   2.2 1.0 0.9 1.0 1.4 1.5 1.4 1.1 1.1 0.8 0.7 0.6 0.5 0.4 0.3 0.4 0.5
Natural Gas/Electric 0.9   0.9 1.0 0.9 0.9 1.0 1.1 1.1 1.2 1.2 1.2 1.3 1.3 1.3 1.3 1.2 1.3 1.4
Heating Oil/Electric 0.4   0.4 0.1 0.1 0.2 0.3 0.4 0.4 0.3 0.3 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1

Shares (%)
Heating Oil – Normal Efficiency 2.5   2.1 0.3 0.1 0.2 0.2 0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 1.6   2.2 0.6 0.6 1.1 1.9 2.2 2.1 1.4 1.4 1.0 0.6 0.5 0.4 0.4 0.3 0.3 0.2
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 31.2   28.8 28.0 25.1 21.8 19.0 16.5 13.6 11.0 8.5 6.7 4.6 2.6 1.1 0.6 0.2 0.1 0.0
Natural Gas – Medium Efficiency 19.0   19.9 22.8 24.5 25.8 27.6 29.7 30.9 31.5 33.0 34.4 34.5 34.3 34.2 33.1 32.9 31.2 29.5
Natural Gas – High Efficiency 9.0   9.6 11.1 12.1 13.1 14.2 15.7 16.5 17.8 19.2 21.1 22.2 23.2 24.5 25.5 27.5 28.4 29.6
Electric 17.2   17.7 18.6 19.1 20.7 20.1 20.7 21.9 23.9 24.1 23.9 25.5 27.1 28.1 29.3 28.5 28.9 28.3
Heat Pump 0.9   0.9 1.0 1.1 1.2 1.2 1.3 1.4 1.5 1.5 1.5 1.6 1.6 1.7 1.7 1.7 1.7 1.6
Other1 1.0   1.1 1.4 1.4 1.2 1.8 1.2 1.5 1.6 1.3 1.4 1.2 1.2 1.1 0.9 1.0 0.8 0.7
Wood 1.5   1.5 1.5 1.5 1.4 1.2 1.1 1.0 0.9 0.8 0.7 0.7 0.7 0.6 0.6 0.5 0.5 0.6

Dual Systems
Wood/Electric 12.4   11.9 11.9 11.9 10.7 9.4 8.1 7.6 7.5 7.2 6.5 6.5 6.4 6.0 5.7 5.2 5.8 6.9
Wood/Heating Oil 2.4   2.6 1.2 1.2 1.3 1.7 1.7 1.7 1.2 1.2 1.0 0.8 0.7 0.6 0.5 0.5 0.5 0.6
Natural Gas/Electric 1.0   1.0 1.1 1.2 1.2 1.2 1.3 1.3 1.3 1.4 1.5 1.5 1.6 1.6 1.6 1.7 1.7 1.7
Heating Oil/Electric 0.4   0.5 0.2 0.2 0.2 0.4 0.4 0.4 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.1 0.2 0.1

Activity
Total Floor Space (million m2) 210.9   213.8 217.2 221.1 226.0 231.3 237.3 243.3 248.8 253.8 258.4 262.7 267.2 271.8 276.2 280.6 285.7 291.4
Energy Intensity (GJ/m2) 0.43   0.41 0.39 0.35 0.33 0.36 0.36 0.35 0.36 0.34 0.32 0.34 0.31 0.30 0.28 0.26 0.26 0.28
Heat Gains (PJ) 9.2   9.1 9.3 8.6 8.8 9.3 9.3 9.9 10.6 10.4 9.4 10.4 10.0 9.8 9.4 8.4 8.6 9.2
Heating Degree-Day Index 0.97   0.95 0.95 0.87 0.84 0.89 0.90 0.96 1.00 0.98 0.88 0.99 0.95 0.92 0.87 0.83 0.83 0.83

Footnotes:

1) “Other” includes coal and propane.