Energy Usage Costs for Household Appliances

Lighting

Incandescent Light Bulb, 100 watts

$.01 per hour

Equivalent Compact Fluorescent Lamps
(CFL), 27 watts

$.01 per 4 hours

Cooling Equipment

Central Air Conditioner (3-ton)

$.48 - $.66 per hour

Fan

$.01 - $.07 per hour

Room/Window Air Conditioner

$.09 - $.28 per hour

Heating Equipment

Electric Baseboard or Electric Central Heater
Small Homes

$35 - $110 or more per month

Electric Baseboard or Electric Central Heater
Large Homes (2000 sq ft or more)

$114 - $400 or more per month

Gas Furnace
Small Homes

$16 - $40 or more per month

Gas Furnace
Large Homes (2,000 sq. ft. or more)

$41 - $200 or more per month

Cooking Appliances

Electric Oven

$.30 - $.60 per hour

Electric Range-top Burner

$.07 - $.30 per hour

Gas Oven

$.05 - $.11 per hour

Gas Range-top Burner

$.04 - $.08 per hour

Microwave Oven

$.01 - $.03 per 10 minutes

Household Appliances

Clothes Washer
(cold wash - cold rinse)

$.03 per load

Clothes Washer
(hot wash - warm rinse)

$.23 per load

Clothes Dryer Electric

$.30 - $.60 per load

Clothes Dryer Gas

$.10 - $.16 per load

Color Television

$.01 - $.05 per hour

Dishwasher

$.08 - $.09 per load

Freezer

$15.00 - $30.00 or more per month

Hair Dryer

$.01 per 5-minute use

Personal Computer

$.01 - $.02 per hour

Stereo System

$.01 - $.03 per hour

Refrigerator (Frost-free), 16 cu ft

$10.00 - $18.00 per month

Water Heater Electric

$20.00 - $70.00 per month

Water Heater Gas

$7.00 - $19.00 per month

Vacuum Cleaner

$.05 - $.09 per hour

Source: "The Big Picture — A Step-by-Step California Guide to Smarter Home Energy Use," distributed statewide in English, Spanish and Chinese by all four California Investor-Owned Utilities.