Understanding Your Energy Use

Energy Consumption Breakdown

As you can see in the chart below, almost half of a typical home’s energy is consumed by “comfort conditioning”, i.e. keeping the living space comfortably heated and cooled.

 

Refrigeration – Estimated Annual Kilowatt Hours
Refrigerator/Freezer 1829
Freezer 1307

Lights & Appliances – Estimated Annual Kilowatt Hours
Clothes dryer 1284
Personal computer (always on) 864
Range 750
Oven, self-cleaning 520
Television 502
100 watt light bulb (12 hrs per day) 432
Microwave oven 300
Iron 144
Radio/tape/CD player 109
Coffee maker 106
Radio 86
Vacuum cleaner 46
Toaster 39
Waffle iron 22

Space Heating & Cooling – Estimated Annual Kilowatt Hours
Air Conditioner (room) 1389
Water bed heater 1458
Furnace Fan 650
Fan (attic) 300
Fan (windows) 170
Fan (ceiling) 100
Heater (portable) 100-250
Dehumidifier 350
Air Cleaner 220

Water Heating – Estimated Annual Kilowatt Hours
Water Heater 7245
Spa Heater 7000
Dishwasher 1188
Washing machine 103